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Carrera PM, Curigliano G, Santini D, Sharp L, Chan RJ, Pisu M, Perrone F, Karjalainen S, Numico G, Cherny N, Winkler E, Amador ML, Fitch M, Lawler M, Meunier F, Khera N, Pentheroudakis G, Trapani D, Ripamonti CI. ESMO expert consensus statements on the screening and management of financial toxicity in patients with cancer. ESMO Open 2024; 9:102992. [PMID: 38626634 PMCID: PMC11033153 DOI: 10.1016/j.esmoop.2024.102992] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/04/2024] [Revised: 02/28/2024] [Accepted: 03/10/2024] [Indexed: 04/18/2024] Open
Abstract
BACKGROUND Financial toxicity, defined as both the objective financial burden and subjective financial distress from a cancer diagnosis and its treatment, is a topic of interest in the assessment of the quality of life of patients with cancer and their families. Current evidence implicates financial toxicity in psychosocial, economic and other harms, leading to suboptimal cancer outcomes along the entire trajectory of diagnosis, treatment, supportive care, survivorship and palliation. This paper presents the results of a virtual consensus, based on the evidence base to date, on the screening and management of financial toxicity in patients with and beyond cancer organized by the European Society for Medical Oncology (ESMO) in 2022. METHODS A Delphi panel of 19 experts from 11 countries was convened taking into account multidisciplinarity, diversity in health system contexts and research relevance. The international panel of experts was divided into four working groups (WGs) to address questions relating to distinct thematic areas: patients with cancer at risk of financial toxicity; management of financial toxicity during the initial phase of treatment at the hospital/ambulatory settings; financial toxicity during the continuing phase and at end of life; and financial risk protection for survivors of cancer, and in cancer recurrence. After comprehensively reviewing the literature, statements were developed by the WGs and then presented to the entire panel for further discussion and amendment, and voting. RESULTS AND DISCUSSION A total of 25 evidence-informed consensus statements were developed, which answer 13 questions on financial toxicity. They cover evidence summaries, practice recommendations/guiding statements and policy recommendations relevant across health systems. These consensus statements aim to provide a more comprehensive understanding of financial toxicity and guide clinicians globally in mitigating its impact, emphasizing the importance of further research, best practices and guidelines.
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Julshamn K, Lea P, Norli HS, Floren S, Furnes T, Grønningen D, Haugsnes J, Jensen A, Jensen AH, Jiang L, Karjalainen S, Kildahl BT, Kivikari R, Lathi J, Løvhøyden F, Palmadottir H, Rasmussen L, Riebe M, Sloth JJ, Wang-Andersen J. Determination of Sodium in Foods by Flame Atomic Absorption Spectrometry after Microwave Digestion: NMKL Interlaboratory Study. J AOAC Int 2019. [DOI: 10.1093/jaoac/88.4.1212] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
Abstract
Nine laboratories participated in an interlaboratory method performance (collaborative) study of a method for the determination of sodium in foods by flame atomic absorption spectrometry after wet digestion, using a microwave oven technique. Before the study, the laboratories were able to practice on samples with defined sodium levels (pretrial test). The method was tested on a total of 6 foods (broccoli, carrot, bread, saithe fillet, pork, and cheese) with sodium concentrations of 1480–8260 mg/kg. The materials were presented to the participants in the study as blind duplicates, and the participants were asked to perform single determinations for each sample. The repeatability relative standard deviations (RSDr) for sodium ranged from 1.9 to 6.5%. The reproducibility relative standard deviations (RSDR) ranged from 4.2 to 6.9%. The HorRat values ranged from 0.9 to 1.6.
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Pitkäniemi J, Seppä K, Hakama M, Malminiemi O, Palva T, Vuoristo MS, Järvinen H, Paimela H, Pikkarainen P, Anttila A, Elovainio L, Hakulinen T, Karjalainen S, Pylkkänen L, Rautalahti M, Sarkeala T, Vertio H, Malila N. Effectiveness of screening for colorectal cancer with a faecal occult-blood test, in Finland. BMJ Open Gastroenterol 2015; 2:e000034. [PMID: 26462283 PMCID: PMC4599169 DOI: 10.1136/bmjgast-2015-000034] [Citation(s) in RCA: 40] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/04/2015] [Accepted: 05/13/2015] [Indexed: 12/17/2022] Open
Abstract
Background Screening for colorectal cancer (CRC) with guaiac-based faecal occult-blood test (FOBT) has been reported to reduce CRC mortality in randomised trials in the 1990s, but not in routine screening, so far. In Finland, a large randomised study on biennial FOB screening for CRC was gradually nested as part of the routine health services from 2004. We evaluate the effectiveness of screening as a public health policy in the largest population so far reported. Methods We randomly allocated (1:1) men and women aged 60–69 years to those invited for screening and those not invited (controls), between 2004 and 2012. This resulted in 180 210 subjects in the screening arm and 180 282 in the control arm. In 2012, the programme covered 43% of the target age population in Finland. Results The median follow-up time was 4.5 years (maximum 8.3 years), with a total of 1.6 million person-years. The CRC incidence rate ratio between the screening and control arm was 1.11 (95% CI 1.01 to 1.23). The mortality rate ratio from CRC between the screening and control arm was 1.04 (0.84 to 1.28), respectively. The CRC mortality risk ratio was 0.88 (0.66 to 1.16) and 1.33 (0.94 to 1.87) in males and females, respectively. Conclusions We did not find any effect in a randomised health services study of FOBT screening on CRC mortality. The substantial effect difference between males and females is inconsistent with the evidence from randomised clinical trials and with the recommendations of several international organisations. Even if our findings are still inconclusive, they highlight the importance of randomised evaluation when new health policies are implemented. Trial registration 002_2010_august.
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Laine MA, Tolvanen M, Pienihäkkinen K, Söderling E, Niinikoski H, Simell O, Karjalainen S. The effect of dietary intervention on paraffin-stimulated saliva and dental health of children participating in a randomized controlled trial. Arch Oral Biol 2013; 59:217-25. [PMID: 24370194 DOI: 10.1016/j.archoralbio.2013.11.013] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/05/2013] [Revised: 11/15/2013] [Accepted: 11/24/2013] [Indexed: 11/29/2022]
Abstract
OBJECTIVES The aim was to study the impact of dietary intervention on the properties of paraffin-stimulated saliva, and on dental caries. STUDY DESIGN At 7 months of age 1062 infants (540 intervention; 522 controls) started in the prospective, randomized Special Turku Intervention Project (STRIP) aimed at restricting the child's saturated fat and cholesterol intake to prevent atherosclerosis of adult age (www.clinicaltrials.gov NCT 00223600). At 3 years of age, every fifth child was invited to an oral sub-study, and 148 (78 boys) children attended. At 6, 9, 12 and 16 years of age 135, 127, 114 and 88 children were restudied, respectively. Dietary intakes of carbohydrates, protein, saturated fat, calcium, phosphate, and fibre were regularly recorded using 4-day food records. Height and weight were regularly monitored. Paraffin-stimulated saliva samples were collected at 6, 9, 12 and 16 years of age, and analyzed for flow rate, buffer capacity, calcium, phosphate and proteins. Dental health was recorded and expressed as d3mft/D3MFT, and as time of caries onset. RESULTS Dietary intakes of calcium, phosphate and fibre, and salivary flow rate increased with time in both groups (p<0.001, GLM for repeated measures). Fibre intake and salivary flow rate were higher in the intervention than in the control group (p=0.042 and p=0.0394, respectively, GLM for repeated measures). There were no correlations between dietary intakes and salivary concentrations of calcium or phosphate. Children who did not have caries experience (d3mft/D3MFT=0) during the entire follow-up had higher salivary calcium than those who had caries already at 3 years of age. The association between salivary calcium and caries onset was significant up to 12 years of age. Toothbrushing frequency was statistically significantly associated with caries-onset at ages 6 (gamma statistic 0.457, p=0.046) and 12 years (gamma statistic 0.473, p=0.019). CONCLUSIONS The current long-term dietary intervention increased children's paraffin-stimulated salivary flow rate. The concentration of salivary calcium was directly correlated to dental health. Higher salivary flow rate in the intervention group is believed to be due to higher fibre intake in the intervention group.
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Olak J, Saag M, Vahlberg T, Söderling E, Karjalainen S. Caries prevention with xylitol lozenges in children related to maternal anxiety. A demonstration project. Eur Arch Paediatr Dent 2013; 13:64-9. [PMID: 22449804 DOI: 10.1007/bf03262846] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
Abstract
AIM This was to compare the effect of a prevention program between children of anxious and non-anxious mothers. METHODS Mothers (n=120) with high and low dental anxiety scores (DAS>15 and DAS <8, respectively), and with high levels of mutans streptococci (>10(5)cfu/mL) were recruited at a maternity clinic of Tartu, Estonia. Two groups: 30 highly anxious, and 30 non-anxious mothers used xylitol (6 g/day) for 33 months and a non-treatment group of 60 mothers, both highly and low anxious (30 in each sub-group), acted as controls. All mothers were interviewed for oral health habits and education, and their dental health was examined. Due to discontinued participation 75% of the children (n=90) were examined at 2 and at 3 years of age. RESULTS Anxious mothers brushed less frequently (p=0.014), had a longer time since their last dental visit (p<0.0001), and a lower level of education (p<0.0001) than their non-anxious counterparts. However, maternal anxiety had no effect on children's dental health, contrary to the caries prevention program which was effective both at 2 and at 3 years of age (p<0.01; OR 6.6, 1.8-25.0 and OR 3.9, CI 1.5-10.0, respectively). CONCLUSION Children benefited from the caries prevention program, irrespective of maternal anxiety.
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Salonen J, Johansson R, Karjalainen S, Vahlberg T, Jero JP, Isoaho R. Hearing aid compliance in the elderly. B-ENT 2013; 9:23-28. [PMID: 23641587] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/02/2023] Open
Abstract
OBJECTIVES A decreasing but still substantial proportion of elderly persons with hearing aids use them only occasionally. Because the prevalence of age-related hearing loss is increasing, it is important for the hearing rehabilitation process to be effective. The aim of this study was to use a mailed questionnaire to evaluate the rate of hearing aid use and the reasons for minimal use or nonuse. METHODS Questions about hearing aid use and associated problems were included in a survey of hearing mailed to 4,067 people in age cohorts of 70, 75, 80 and 85 years in an industrialized urban community in Finland. RESULTS In this sample of 249 hearing aid users, 55.4% used their hearing aid daily, and 27.3% used it > 6 hours a day. The percentage of subjects who never used their hearing aid was 10.7%. Use of hearing aids tended to decline with advancing age. The most common reasons for minimal use were disturbing background noise, acoustic feedback problems, battery cost, and a lack of motivation to use the hearing aid. CONCLUSIONS Compliance with hearing aid use by the elderly is increasing, but a significant proportion of hearing aids are still used only occasionally or never. We discuss methods to improve compliance in this patient group. Our results may be used to reexamine existing procedures for fitting hearing aids for counseling, which may increase patient compliance with hearing aids, leading to greater benefits from their use.
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Abstract
UNLABELLED This review examines scientific literature on the effect of gender on indoor thermal comfort. Gender differences have been generally considered to be small and insignificant but this review shows that a growing number of studies have found significant differences in thermal comfort between the genders. Clearly more than half of the laboratory and field studies have found that females express more dissatisfaction than males in the same thermal environments. Very few studies have found males to be more dissatisfied than females. A meta-analysis shows that females are more likely than males to express thermal dissatisfaction (ratio: 1.74, 95% confidence interval: 1.61-1.89). However, most studies found no significant difference in neutral temperatures between the genders. Females are more sensitive than males to a deviation from an optimal temperature and express more dissatisfaction, especially in cooler conditions. PRACTICAL IMPLICATIONS We should no longer neglect the more rigorous requirements that females have for indoor thermal environments. Gender differences indicate that females have, on average, a greater need for individual temperature control and adaptive actions than males. The results of this review suggest that females should primarily be used as subjects when examining indoor thermal comfort requirements, as if females are satisfied it is highly probable that males are also satisfied.
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Karjalainen S, Söderling E, Saarinen M, Larsson B, Johansson I, Simell O, Niinikoski H. Effect of infancy-onset dietary intervention on salivary cholesterol of children: a randomized controlled trial. J Dent Res 2011; 90:868-73. [PMID: 21474838 DOI: 10.1177/0022034511405328] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023] Open
Abstract
This study investigated salivary cholesterol of children from 6 to 16 years of age in response to dietary intervention. One thousand sixty-two infants started in the prospective, randomized project. At 3 years of age, every fifth child was invited into the study (n=178). Of these, 148 enrolled, and 86 completed the oral sub-study at 16 years of age. The intervention aimed at restricting the child's saturated fat and cholesterol intake. Control children received no special recommendations. Every third year, paraffin-stimulated saliva samples (10.0 mL) were collected for cholesterol assays. Nutrient intakes and serum total cholesterol concentrations were regularly followed up by means of 4-day food records and blood samples. Intake of saturated fatty acids (SAFA) was lower in the intervention than in the control group (p<0.001). Salivary cholesterol concentration increased from 1.9 (±1.1) µmol/L at 6 years of age to 16.0 (±9.0) µmol/L at 16 years of age. The increase was smaller in the intervention than in the control group (p<0.001). The ratios of salivary to serum cholesterol concentrations tended to be higher in boys than in girls (p=0.07). Thus, dietary intervention was reflected in children's salivary cholesterol values more sensitively than in serum cholesterol values. (clinicaltrials.gov NCT00223600).
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Söderling E, Karjalainen S, Lille M, Maukonen J, Saarela M, Autio K. The effect of liquorice extract-containing starch gel on the amount and microbial composition of plaque. Clin Oral Investig 2006; 10:108-13. [PMID: 16523267 DOI: 10.1007/s00784-006-0040-9] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2005] [Accepted: 02/07/2006] [Indexed: 10/24/2022]
Abstract
The aim of this study was to find out whether liquorice-containing starch gel could affect plaque accumulation and its microbial composition. Sixteen healthy volunteers (mean age: 30.4+/-6.9 years) used 6 g of either control [8% acid-hydrolyzed corn starch, 25% maltitol syrup, water (w/w)] or liquorice gel (control + 2.5% liquorice extract), three times a day for 2 weeks. The gels were used in a random order with a 2-week washout period in between. At the end of each fortnight, plaque was allowed to accumulate for 2 days and all available plaque from the right side of the mouth was collected, weighed, and transferred to transport medium. The plaque on the left side was dyed and photographed in a standardized manner. Mutans streptococci, total streptococci, and facultative bacteria were assessed from the plaque using plate culturing. Plaque index (0-5) of incisors and canines on the left side was evaluated from the photographs. The clinical study was preceded by an in vivo acid production test. The acid production from gels containing 2.5-10% liquorice extract was monitored with a microelectrode. The in vivo acid production potential of the maltitol-containing starch gel was about 50% compared to the sucrose control. Liquorice inhibited acid production from the gel. In the clinical study, the weight of plaque after consumption of the liquorice gel did not differ from that of the control gel. No differences were found in the microbial counts nor in the plaque index between the two gels. In addition, the liquorice gel had no effect on the stability of the predominant bacterial populations of the plaque samples of 16 individuals as detected by PCR-denaturing gradient gel electrophoresis. In conclusion, an addition of liquorice extract to starch-containing gel with a low acid production potential had no effect on the plaque formed during a 2-week gel consumption period.
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Timonen M, Kankaanranta L, Lundbom N, Collan J, Kangasmäki A, Kortesniemi M, Häkkinen AM, Lönngren A, Karjalainen S, Rasilainen M, Leinonen J, Huitti T, Jääskeläinen J, Kouri M, Savolainen S, Heikkinen S. 1H MRS studies in the Finnish boron neutron capture therapy project: detection of 10B-carrier, L-p-boronophenylalanine-fructose. Eur J Radiol 2006; 56:154-9. [PMID: 16233888 DOI: 10.1016/j.ejrad.2005.03.017] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/02/2005] [Revised: 03/05/2005] [Accepted: 03/08/2005] [Indexed: 11/26/2022]
Abstract
This article summarizes the current status of 1H MRS in detecting and quantifying a boron neutron capture therapy (BNCT) boron carrier, L-p-boronophenylalanine-fructose (BPA-F) in vivo in the Finnish BNCT project. The applicability of 1H MRS to detect BPA-F is evaluated and discussed in a typical situation with a blood containing resection cavity within the gross tumour volume (GTV). 1H MRS is not an ideal method to study BPA concentration in GTV with blood in recent resection cavity. For an optimal identification of BPA signals in the in vivo 1H MR spectrum, both pre- and post-infusion 1H MRS should be performed. The post-infusion spectroscopy studies should be scheduled either prior to or, less optimally, immediately after the BNCT. The pre-BNCT MRS is necessary in order to utilise the MRS results in the actual dose planning.
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Ruottinen S, Karjalainen S, Pienihäkkinen K, Lagström H, Niinikoski H, Salminen M, Rönnemaa T, Simell O. Sucrose intake since infancy and dental health in 10-year-old children. Caries Res 2004; 38:142-8. [PMID: 14767171 DOI: 10.1159/000075938] [Citation(s) in RCA: 55] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022] Open
Abstract
The dental health of children in western countries has improved without a concomitant decrease in the mean sucrose consumption. Our aim was to analyse the association of long-term sucrose consumption with dental health in children representing the highest (n = 33, 18 boys) and the lowest 5 percentiles (n = 33, 21 boys) of sucrose intake, in a study where food consumption was prospectively recorded from infancy to 10 years of age. The sum of decayed, missing and filled teeth in the primary (dmft) and permanent (DMFT) teeth was assessed. Children's sucrose intake in the high intake group was constantly higher than in their counterparts (p < 0.001), and already exceeded 10% of energy intake (E %) at 2 years of age. The mean +/- SD of the dmft + DMFT scores was higher in the high than in the low sucrose intake group (3.9 +/- 3.9 and 1.9 +/- 2.5, respectively; p = 0.032). We conclude that a persistently high sucrose intake increases the risk of dental caries in children.
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Karjalainen S, Olak J, Söderling E, Pienihäkkinen K, Simell O. Frequent exposure to invasive medical care in early childhood and operative dental treatment associated with dental apprehension of children at 9 years of age. EUROPEAN JOURNAL OF PAEDIATRIC DENTISTRY 2003; 4:186-90. [PMID: 14725501] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 04/28/2023]
Abstract
AIM This was to study prospectively a cohort of children as to whether behaviour at a 3-year examination, exposure to medical care and operative dental treatment are associated with each other, and with the level of dental apprehension at 9 years of age. METHODS Data were collected at three subsequent dental examinations of 126 children (67 boys, 59 girls). Cooperation, general health condition and operative dental treatment during the preceding 3 years were obtained at dental examinations with 3-year intervals, i.e. at 3, 6 and 9 years of age. Children's dental apprehension was assessed at the age of 9 years. The data were analysed using an ordinal logistic regression model. RESULTS Dental apprehension at 9 years of age was associated with frequent exposure to invasive medical care (p<0.001) and past experience of operative dental care (p<0.002), but not with cooperation at 3 years of age (p=0.124). CONCLUSION Frequent invasive medical care in early childhood and operative dental treatment, tooth extractions in particular, are associated with dental apprehension at 9 years of age.
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Kuurila K, Kentala E, Karjalainen S, Pynnönen S, Kovero O, Kaitila I, Grénman R, Waltimo J. Vestibular dysfunction in adult patients with osteogenesis imperfecta. Am J Med Genet A 2003; 120A:350-8. [PMID: 12838554 DOI: 10.1002/ajmg.a.20088] [Citation(s) in RCA: 19] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Abstract
Progressive hearing loss is a major symptom in osteogenesis imperfecta (OI), a genetic brittle bone disease. Vertigo is frequently associated with otosclerosis in which the hearing loss clinically resembles that in OI. Vertigo is also common in basilar impression (BI) found in up to 25% of adult OI patients. In order to evaluate the cause, frequency, and characteristics of vertigo in OI, 42 patients were studied by interview, clinical examination, and audiological examination supplemented with electronystagmography (ENG) and lateral skull radiography. Audiometry showed hearing loss in 25 patients (59.5%). Nine patients (21%) displayed abnormal skull base anatomy in the forms of basilar impression, basilar invagination, or both, all designated here as BI. Twenty-two patients (52.4%) reported vertigo, mostly of floating or rotational sensation of short duration. Patients with hearing loss tended to have more vertigo than patients with normal hearing. Vertigo was not correlated with type of hearing loss or auditory brain-stem response (ABR) pathology. ENG was abnormal in 14 patients (33.3%). No dependency was found between vertigo and deviant ENG results. Patients with BI tended to have more vertigo than patients with normal skull base but the difference was not statistically significant. Neither ENG pathology, nor the presence or type of hearing loss showed correlation with BI. In conclusion, vertigo is common in patients with OI. In most cases, it may be secondary to inner ear pathology, and in only some patients does BI explain it. Since some OI patients without BI or hearing loss also suffer from vertigo, further clinical and neurological studies are needed to define the pathogenesis of vertigo in OI.
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Vuorio E, Karjalainen S. [Misrepresenting the list of qualifications--a new form of scientific fraud?]. DUODECIM; LAAKETIETEELLINEN AIKAKAUSKIRJA 2002; 116:1251-2. [PMID: 11989012] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 02/24/2023]
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Karjalainen S, Söderling E, Sewón L, Lapinleimu H, Simell O. A prospective study on sucrose consumption, visible plaque and caries in children from 3 to 6 years of age. Community Dent Oral Epidemiol 2001; 29:136-42. [PMID: 11300173 DOI: 10.1034/j.1600-0528.2001.290208.x] [Citation(s) in RCA: 56] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Abstract
OBJECTIVES As data on the association of sugar consumption and dental caries in the industrialized countries give mixed results, we prospectively studied this association in 135 healthy Finnish children (71 boys, 64 girls). METHODS The dental health and oral hygiene of the children was first examined at the mean age (+/-SD) of 37.4 (+/-2.1) months and again at 73.7 (+/-2.6) months. On both occasions the parents were interviewed about the child's sweet intake and toothbrushing habits, and sucrose consumption was analyzed using 4-day food diaries. RESULTS The proportion of children with caries experience, enamel and dentin lesions combined, increased from 16% to 40%. Daily sucrose intake of children who developed caries by 6 years of age, whether expressed as absolute (g) or as relative (E%) amounts, was already higher at 3 years of age than that of children who stayed caries-free (P<0.05 and P<0.03, respectively). Furthermore, children who used sweets more than once a week at 3 years of age, consumed more sucrose 3 years later (P<0.01) than those who used sweets once a week or less. The proportion of children with a combination of a sweet intake more than once a week and visible plaque, increased (P<0.05) during the follow-up. The risk ratio of children with the combined risk habit at 3 years of age to develop carious lesions by 6 years of age was 1.7 compared to the rest of the children (95% confidence interval 0.9-3.0). CONCLUSIONS We conclude that the manifestation of dental caries at 6 years of age seemed to be associated with a higher daily sucrose intake that had started already at 3 years of age. Moreover, a combination of sweet intake more than once a week and visible plaque at 3 years of age may be predictive of dental health 3 years later.
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Silvoniemi P, Laurikainen E, Johansson R, Karjalainen S. Electronystagmographic findings in patients with acute cerebral vascular disease and vertigo. ACTA OTO-LARYNGOLOGICA. SUPPLEMENTUM 2001; 543:41-3. [PMID: 10908972 DOI: 10.1080/000164800453919-1] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
A neurootologist examined 233 successive cases of acute disabling vertigo from the Clinic of Neurology of Turku University Central Hospital. On magnetic resonance imaging (MRI), 24 patients had evidence of acute cerebral or cerebellar brain infarction. The examination scheme included a case history analysis, clinical neurootological examination and electronystagmography (ENG). The audiological examination included pure-tone thresholds and speech audiometry. The ENG analyses were done by two neurootologists who had no information about the aetiology of the diseases. A central disturbance in ENG was observed in 59% (10/17) of the patients with cerebral brain infarction and 71% (5/7) of the patients with cerebellar brain infarction. ENG is not valid as a screening method for the central aetiology of vertigo; imaging of the central nervous system is needed.
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Haapaniemi J, Laurikainen E, Johansson R, Karjalainen S. Transtympanic versus tympanic membrane electrocochleography in examining cochleovestibular disorders. ACTA OTO-LARYNGOLOGICA. SUPPLEMENTUM 2001; 543:127-9. [PMID: 10908999 DOI: 10.1080/000164800454189] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/16/2022]
Abstract
The use of electrocochleography (EcoG) is considered to be of clinical value in otological diagnosis. Non-invasive ear canal (EC) and tympanic membrane (TM) EcoG recording techniques, and invasive transtympanic (TT) technique are the methods used for objective assessment of cochlear function. In this study, eight adults (16 ears) with suspected Meniere's disease were examined using a newly designed, disposable tympanic electrode and a traditional, thin transtympanic needle. The amplitudes of the TT electrode responses were 4-6-fold larger than those produced by the TM electrode. The morphology of the waveforms for the two recording techniques was nearly identical. The mean amplitudes of the action potential (AP) obtained with the TM electrode were 2.39-3.73 microV, and with the TT electrode 14.08-19.60 microV, depending on the stimulus intensity. For the summating potential (SP), the TM and TT electrodes had mean amplitudes of 0.82-1.60 microV and 3.53-5.81 microV respectively. The SP/AP ratios were larger with the TM electrode than with the TT electrode. They were inconsistent in four ears (25%) when measured with the TM and TT electrodes. All patients were more satisfied with the TT examination, since it was quite painless, unlike the TM examination. The authors recommend the use of the TT recording technique as a painless examination in which the electrode is close to the inner ear, allowing a good signal-to-noise ratio and large amplitudes. Diagnostic interpretations are easier and more reliable with the TT electrode than with the TM electrode.
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Paryavi-gholami F, Minah G, Shingaki S, Nomura T, Karjalainen S, Rönning O, Ma'aita J, Alwrikat A. Br Dent J 2000; 188:494-494. [DOI: 10.1038/sj.bdj.4800517a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Sewón L, Laine M, Karjalainen S, Leimola-Virtanen R, Hiidenkari T, Helenius H. The effect of hormone replacement therapy on salivary calcium concentrations in menopausal women. Arch Oral Biol 2000; 45:201-6. [PMID: 10761873 DOI: 10.1016/s0003-9969(99)00137-5] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Hormone replacement therapy in menopausal women is known to affect the general calcium turnover of the body. No information is available about the effects of hormone therapy on salivary electrolytes and on calcium in particular. A group of 16 healthy peri- and postmenopausal women, all recommended to start hormone replacement therapy, were studied longitudinally for 5 months. Paraffin-stimulated whole saliva was collected at baseline, at 3 and at 5 months after the onset of therapy, and analysed for calcium, sodium and potassium concentrations. In response to hormone replacement therapy, calcium concentration decreased (p = 0.037), that of sodium increased (p = 0.019), while no change was observed in the potassium concentrations during the follow-up period.
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Sewón L, Karjalainen S, Söderling E, Hyyppä T, Luukkala-Wardi E, Mäkelä M, Paunio K, Varrela T. The limited value of three pathogen species in predicting healing of periodontal pockets. Acta Odontol Scand 1999; 57:267-70. [PMID: 10614904 DOI: 10.1080/000163599428689] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/16/2022]
Abstract
Baseline level of Actinobacillus actinomycetemcomitans has been suggested as being predictive of periodontal treatment outcome. We analyzed the presence of Actinobacillus actinomycetemcomitans, Porphyromonas gingivalis, and Prevotella intermedia in 55 deep periodontal pockets of 29 patients (18 men, 11 women, 37-75 years) before and after periodontal treatment. At baseline and after treatment, 62% and 33%, respectively, of the subjects presented with 1, 2, or a combination of all 3 pathogens. The mean pocket depth of 6.6 mm (0.4 mm) before treatment decreased to 2.2 mm (0.4 mm) in response to treatment (P<0.001). The treatment plan of non-surgical or surgical treatment was based on pocket depths and tooth morphology only. No antimicrobial medications were used during the treatment. Eighty-two percent of the deep pockets healed satisfactorily to < or = 4 mm. The presence of Actinobacillus actinomycetemcomitans, Porphyromonas gingivalis, or Prevotella intermedia at baseline was not associated with the outcome of the periodontal therapy. In conclusion, we found that the presence of the 3 periodontopathogen species had little or no value in predicting healing of periodontal pockets.
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Karjalainen S, Rönning O, Lapinleimu H, Simell O. Association between early weaning, non-nutritive sucking habits and occlusal anomalies in 3-year-old Finnish children. Int J Paediatr Dent 1999; 9:169-73. [PMID: 10815573 DOI: 10.1046/j.1365-263x.1999.00133.x] [Citation(s) in RCA: 49] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
Abstract
UNLABELLED OBJECTIVES, DESIGN AND SUBJECTS: Earlier results on the effect of breastfeeding on the one hand, and non-nutritive sucking habits (pacifier and/or digit sucking) on the other, on the orofacial development of infants are inconclusive. Thus we studied the prevalence of malocclusions and their relationship to the duration of breastfeeding and to non-nutritive sucking habits in a group of randomly selected 3-year-old children (n = 148). RESULTS Posterior crossbite was detected in 13%, anterior open bite in 18% and large overjet (> 3 mm) in 26% of the children. The proportion of children with anterior vertical open bite was significantly larger among children with non-nutritive sucking habits than among the other children (P < 0.001). Neither posterior crossbite nor large overjet were associated with non-nutritive sucking habits. The duration of exclusive breastfeeding was 5.8 +/- 3.6 months while that of total breastfeeding was 7.3 +/- 3.8 months on average. The exclusive and total breastfeeding periods of children with posterior crossbite were both significantly shorter than those of the other children (P < 0.01 and P < 0.002, respectively). Children's height and weight were unrelated to the duration of breastfeeding or occlusal anomalies. CONCLUSION We suggest that an early introduction of bottlefeeding, indicating a pattern of low-impact muscular activity, may interfere with the normal development of alveolar ridges and hard palate, and hence lead to posterior crossbite.
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Anttila A, Pukkala E, Aitio A, Rantanen T, Karjalainen S. Update of cancer incidence among workers at a copper/nickel smelter and nickel refinery. Int Arch Occup Environ Health 1998; 71:245-50. [PMID: 9638480 DOI: 10.1007/s004200050276] [Citation(s) in RCA: 45] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
OBJECTIVES To assess cancer risk among nickel-exposed workers. METHODS We updated cancer incidence among 1388 workers employed for at least 3 months at a copper/nickel smelter and nickel refinery in Harjavalta, Finland. There were 1155 workers exposed to nickel during the period 1960-1985 in the smelter (566 workers), repair shop (239 workers), or refinery (418 workers). Cancer incidence was followed through the files of the Finnish Cancer Registry up to 31 December 1995. For overall cancer and for a priori selected specific cancer types the ratio of observed to expected numbers of cases was computed as a standardized incidence ratio (SIR), controlled for age, gender, and calendar period and using the region-specific rates as a reference. RESULTS The overall cancer incidence among both nickel-exposed and unexposed subcohorts was at the expected level. A small increase in lung cancer incidence, which reached statistical significance among workers with a latency exceeding 20 years, was observed among the smelter workers exposed to insoluble nickel compounds. Among workers in the refinery, who were exposed primarily to nickel sulfate at levels below 0.5 mg/m3 as well as to low concentrations of other nickel compounds, there was an increased risk for nasal cancer (SIR 41.1, 95% CI 4.97-148), positively associated with latency and duration of employment, and an excess risk for stomach (SIR 4.98, 95% CI 1.62-11.6) and lung (SIR 2.61, 95% CI 0.96-5.67) cancers. CONCLUSIONS Since elevated nasal and lung cancer risks were confined to the refinery, where the primary exposure was to nickel sulfate, it is likely that nickel sulfate is mainly responsible for the elevated respiratory cancer risk. We cannot rule out whether the excess stomach cancer risk is a chance finding, or related to the working environment.
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Vartiainen E, Karjalainen S. Prevalence and etiology of unilateral sensorineural hearing impairment in a Finnish childhood population. Int J Pediatr Otorhinolaryngol 1998; 43:253-9. [PMID: 9663947 DOI: 10.1016/s0165-5876(98)00010-x] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
A retrospective study was undertaken on the prevalence and etiology of unilateral sensorineural hearing impairment (> 25 dB at 0.5-4 kHz, including mixed hearing impairments with bone conduction thresholds > or = 25 dB) among children born between 1972 and 1986 in a province of eastern Finland. Only patients who had been diagnosed before the age of 10 years were included. A total of 84 children with such an unilateral hearing loss were identified, with prevalence of 1.7 per 1000 live births. A significant decline from the prevalence of 2.2 per 1000 in the 1970s to the prevalence of 1.2 per 1000 in the 1980s was observed, which was mainly due to the disappearance of hearing losses caused by mumps and measles in the 1980s and the decrease in cases attributed to otitis media. In agreement with some previous studies, a considerable male predominance was present. Thirty-five percent of the hearing losses were profound (> 95 dB) and 15% were severe (71-95 dB). Etiology of the hearing impairment was estimated as genetic in 2%, congenital non-genetic in 12%, delayed-onset non-genetic in 35% and remained unknown in 51%.
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Karjalainen S. European Health Care Reform: Analysis of Current Strategies Back to Bismarck: Eastern European Health Care Systems in Transition. BMJ : BRITISH MEDICAL JOURNAL 1998. [DOI: 10.1136/bmj.316.7142.1468a] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/04/2022]
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Auvinen A, Karjalainen S. Possible explanations for social class differences in cancer patient survival. IARC SCIENTIFIC PUBLICATIONS 1997:377-97. [PMID: 9353679] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
Social class differences in cancer patient survival have been reported for most cancer types and for a number of countries. The etiology of these differences has been studied less thoroughly and less systematically than social class differences in cancer occurrence. Stage of disease at diagnosis appears to be the most important factor contributing to the social class differences in cancer patient survival. This has been observed most clearly for gastrointestinal and gynaecological cancers. Social class differences in survival are generally wider for patients diagnosed with cancer at local stages than for those diagnosed with cancer at advanced stages. The reasons why cancers are more frequently diagnosed at a local stage in high than in low social classes in not properly understood at the moment. Of other potential contributing factors, the role of treatment and psychosocial factors has scarcely been studied. Biological indicators of tumour aggressiveness have failed to explain the social class differences.
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