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Shepherd JA, Shiozawa A, Schild AL, Singh D, Mancuso SA. Survey of patient experience and management of vasomotor symptoms due to menopause from the PatientsLikeMe community. Menopause 2024; 31:979-986. [PMID: 39255442 DOI: 10.1097/gme.0000000000002427] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/12/2024]
Abstract
OBJECTIVE This study aimed to describe menopause and treatment experiences of women with vasomotor symptoms due to menopause in the United States. METHODS A cross-sectional survey was administered to women 40-65 years of age recruited from PatientsLikeMe, a dedicated online platform for patients. RESULTS A total of 196 women (mean age 55.7 years; 81.2% White) completed the survey and were included in the analyses. The majority (87.2%) reported experiencing bothersome symptoms; 54.3% (100/184) had daytime hot flashes, and 59.2% (109/184) had nighttime sweats and hot flashes, up to 5 times per day on average. Mean postmenopause duration was 10.8 years. Although most (68.5%, 126/184) reported having vasomotor symptoms for less than 5 years, some (14.1%, 26/184) had symptoms for more than a decade. Only 35.2% (69/196) were treated for their symptoms; the most frequently reported prescription treatment was hormone therapy (58%; 40/69), which was administered for less than 3 years in most cases (67.5%, 27/40). Although women were generally satisfied with their interactions with healthcare providers, 23.0% reported inadequate support. Sleep, personal relationships, and physical, emotional, and mental well-being were the most affected by vasomotor symptoms. Healthcare professionals with training in women's health were the most valued resource for dealing with the symptoms associated with menopause. CONCLUSIONS Not all women with symptoms were treated. In those whose concerns were addressed by providers, a reluctance to pursue treatment was still observed. A need persists to ensure that this population has the resources and support needed to effectively manage symptoms.
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Shepherd JA, Shiozawa A, Schild AL, Singh D, Mancuso SA. Retrospective text and qualitative analyses of patient experience and management of vasomotor symptoms due to menopause: voices from the PatientsLikeMe community. Menopause 2024; 31:789-795. [PMID: 38980735 PMCID: PMC11469626 DOI: 10.1097/gme.0000000000002391] [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: 02/15/2024] [Revised: 04/08/2024] [Indexed: 07/11/2024]
Abstract
OBJECTIVE Vasomotor symptoms (VMS) due to menopause cause substantial burden and distress. Some women join online communities to share experiences and treatment outcomes through peer-to-peer interactions. This study describes women's experiences with VMS and symptom management on the PatientsLikeMe online support group. METHODS Mixed-methods research included women aged 40 to 65 years in the PatientsLikeMe community who were recruited using convenience sampling. Text from online posts by members was analyzed retrospectively using natural language processing. Relevant data, including numbers and percentages of women and frequencies of mentions, were summarized descriptively. Qualitative semistructured interviews were conducted; data, notes, and recordings were transcribed and deidentified and thematic analyses were performed. RESULTS Demographic information was available from 1,614 accounts included in retrospective text analyses. Women had a mean age of 56.7 years; most were White (87.8%) and not Hispanic/Latino (90.2%). Hot flashes and night sweats were most commonly mentioned symptoms (n = 146). Of 16 women who were interviewed, 14 met the inclusion criteria, and their responses were included in the analysis. VMS impacted life quality in terms of physical (43%) and mental well-being (36%), social activities (21%), and productivity (14%). Symptom management included temperature regulation (43%), lifestyle changes (36%), over-the-counter Estroven (29%), hormone therapy (21%), and contraceptives (21%). Half of the women were surprised by symptom intensity and duration; many felt unheard by their healthcare providers. CONCLUSIONS VMS have a substantial negative impact on multiple aspects of women's life. Management strategies for these symptoms vary widely, and many women feel unprepared for navigating the complex challenges of menopause.
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Babin CP, Catalano NT, Yancey DM, Pearl NZ, Koonce EM, Ahmadzadeh S, Shekoohi S, Cornett EM, Kaye AD. Update on Overactive Bladder Therapeutic Options. Am J Ther 2024; 31:e410-e419. [PMID: 37171410 DOI: 10.1097/mjt.0000000000001637] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/13/2023]
Abstract
BACKGROUND Millions of Americans are burdened by overactive bladder (OAB) syndrome and the psychogenic and economic hardships that accompany it. Several theories attempt to explain OAB as a neurogenic dysfunction, myogenic dysfunction, urothelial dysfunction, or decreased expression of a channel protein secondary to bladder outlet obstruction. Given that the etiology of OAB is a working theory, the management of OAB is also an evolving subject matter in medicine. There are uncertainties surrounding the pathophysiology of OAB, the strength of a clinical diagnosis, and accurate reporting because of the disease's stigma and decreased use of health care. DATA SOURCES This is a narrative review that used PubMed, Google Scholar, Medline, and ScienceDirect to review literature on current and future OAB therapies. RESULTS Currently, first-line treatment for OAB is behavioral therapy that uses lifestyle modifications, bladder-control techniques, and psychotherapy. Second-line therapy includes antimuscarinic agents or beta 3 adrenergic agonists, and studies have shown that combination therapy with antimuscarinics and beta 3 adrenergic agonists provides even greater efficacy than monotherapy. Third-line therapies discussed include onabotulinumtoxinA, posterior tibial nerve stimulation, and sacral neuromodulation. OnabotulinumtoxinA has been FDA-approved as a nonpharmaceutical treatment option for refractory OAB with minimal side effects restricted to the urinary tract. Posterior tibial nerve modulation and sacral neuromodulation are successful in treating refractory OAB, but the costs and complication rates make them high-risk procedures. Therefore, surgical intervention should be a last resort. Estrogen therapy is effective in alleviating urinary incontinence in postmenopausal women, consistent with the association between estrogen deficiency and genitourinary syndrome. Potassium channel activators, voltage-gated calcium channel blockers, and phosphodiesterase inhibitors look to be promising options for the future of OAB management. As new therapies are developed, individuals with OAB can better personalize their treatment to maximize their quality of life and cost-effective care.
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Affiliation(s)
- Caroline P Babin
- Louisiana State University Health Sciences Center at New Orleans, School of Medicine, New Orleans, LA
| | - Nicole T Catalano
- Louisiana State University Health Sciences Center at New Orleans, School of Medicine, New Orleans, LA
| | - David M Yancey
- Louisiana State University Health Sciences Center at New Orleans, School of Medicine, New Orleans, LA
| | - Nathan Z Pearl
- Louisiana State University Health Sciences Center at New Orleans, School of Medicine, New Orleans, LA
| | - Eleanor M Koonce
- Louisiana State University Health Sciences Center at New Orleans, School of Medicine, New Orleans, LA
| | - Shahab Ahmadzadeh
- Department of Anesthesiology, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA
| | - Sahar Shekoohi
- Department of Anesthesiology, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA
| | - Elyse M Cornett
- Department of Anesthesiology, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA
| | - Alan D Kaye
- Department of Anesthesiology, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA
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Guo F, Adekanmbi V, Hsu CD, Berenson AB, Kuo YF, Shih YCT. Cost-Effectiveness of Population-Based Multigene Testing for Breast and Ovarian Cancer Prevention. JAMA Netw Open 2024; 7:e2356078. [PMID: 38353949 PMCID: PMC10867683 DOI: 10.1001/jamanetworkopen.2023.56078] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/16/2023] [Accepted: 12/21/2023] [Indexed: 02/16/2024] Open
Abstract
Importance The current method of BRCA testing for breast and ovarian cancer prevention, which is based on family history, often fails to identify many carriers of pathogenic variants. Population-based genetic testing offers a transformative approach in cancer prevention by allowing for proactive identification of any high-risk individuals and enabling early interventions. Objective To assess the lifetime incremental effectiveness, costs, and cost-effectiveness of population-based multigene testing vs family history-based testing. Design, Setting, and Participants This economic evaluation used a microsimulation model to assess the cost-effectiveness of multigene testing (BRCA1, BRCA2, and PALB2) for all women aged 30 to 35 years compared with the current standard of care that is family history based. Carriers of pathogenic variants were offered interventions, such as magnetic resonance imaging with or without mammography, chemoprevention, or risk-reducing mastectomy and salpingo-oophorectomy, to reduce cancer risk. A total of 2000 simulations were run on 1 000 000 women, using a lifetime time horizon and payer perspective, and costs were adjusted to 2022 US dollars. This study was conducted from September 1, 2020, to December 15, 2023. Main Outcomes and Measures The main outcome measure was the incremental cost-effectiveness ratio (ICER), quantified as cost per quality-adjusted life-year (QALY) gained. Secondary outcomes included incremental cost, additional breast and ovarian cancer cases prevented, and excess deaths due to coronary heart disease (CHD). Results The study assessed 1 000 000 simulated women aged 30 to 35 years in the US. In the base case, population-based multigene testing was more cost-effective compared with family history-based testing, with an ICER of $55 548 per QALY (95% CI, $47 288-$65 850 per QALY). Population-based multigene testing would be able to prevent an additional 1338 cases of breast cancer and 663 cases of ovarian cancer, but it would also result in 69 cases of excess CHD and 10 excess CHD deaths per million women. The probabilistic sensitivity analyses show that the probability that population-based multigene testing is cost-effective was 100%. When the cost of the multigene test exceeded $825, population-based testing was no longer cost-effective (ICER, $100 005 per QALY; 95% CI, $87 601-$11 6323). Conclusions and Relevance In this economic analysis of population-based multigene testing, population-based testing was a more cost-effective strategy for the prevention of breast cancer and ovarian cancer when compared with the current family history-based testing strategy at the $100 000 per QALY willingness-to-pay threshold. These findings support the need for more comprehensive genetic testing strategies to identify pathogenic variant carriers and enable informed decision-making for personalized risk management.
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Affiliation(s)
- Fangjian Guo
- Department of Obstetrics and Gynecology, The University of Texas Medical Branch at Galveston, Galveston
- Center for Interdisciplinary Research in Women’s Health, The University of Texas Medical Branch at Galveston, Galveston
| | - Victor Adekanmbi
- Department of Obstetrics and Gynecology, The University of Texas Medical Branch at Galveston, Galveston
- Center for Interdisciplinary Research in Women’s Health, The University of Texas Medical Branch at Galveston, Galveston
| | - Christine D. Hsu
- Department of Obstetrics and Gynecology, The University of Texas Medical Branch at Galveston, Galveston
- Center for Interdisciplinary Research in Women’s Health, The University of Texas Medical Branch at Galveston, Galveston
| | - Abbey B. Berenson
- Department of Obstetrics and Gynecology, The University of Texas Medical Branch at Galveston, Galveston
- Center for Interdisciplinary Research in Women’s Health, The University of Texas Medical Branch at Galveston, Galveston
| | - Yong-Fang Kuo
- Center for Interdisciplinary Research in Women’s Health, The University of Texas Medical Branch at Galveston, Galveston
- Department of Biostatistics and Data Science, The University of Texas Medical Branch at Galveston, Galveston
- Office of Biostatistics, University of Texas Medical Branch at Galveston, Galveston
| | - Ya-Chen Tina Shih
- Program in Cancer Health Economics Research, Jonsson Comprehensive Cancer Center, and Department of Radiation Oncology, School of Medicine, University of California, Los Angeles
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Shiozawa A, Thurston RC, Cook E, Yang H, King DD, Kristy RM, Mancuso S. Assessment of women's treatment preferences for vasomotor symptoms due to menopause. Expert Rev Pharmacoecon Outcomes Res 2023; 23:1117-1128. [PMID: 37650213 DOI: 10.1080/14737167.2023.2250916] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2023] [Accepted: 08/14/2023] [Indexed: 09/01/2023]
Abstract
BACKGROUND Several therapies for vasomotor symptoms (VMS) due to menopause are available. Treatment preferences and willingness-to-pay for VMS treatment among US women with VMS were evaluated. METHODS An online survey of women with perimenopausal or postmenopausal VMS was conducted (3/15/21-4/23/21). A discrete choice experiment quantified the impact of 7 treatment attributes on VMS treatment choice: VMS frequency/severity reduction, sleep improvement, risk of breast cancer/cardiovascular events in 6 years, risk of short-term side effects, and out-of-pocket costs. Preference weights (PWs) with 95% confidence intervals (CIs) were estimated and reported. RESULTS Among 467 women, 86.5% and 87.8% reported moderate to very severe VMS and sleep problems during the preceding month, respectively. Sleep improvement (PW: 0.843; 95% CI: 0.721, 0.965) and reduction in VMS frequency (PW: 0.658; 95% CI: 0.520, 0.796) and severity (PW: 0.628; 95% CI: 0.500, 0.756) most influenced treatment preference; risk of cardiovascular events (PW: 0.150; 95% CI: 0.069, 0.232) or breast cancer (PW: 0.401; 95% CI: 0.306, 0.496) in 6 years had lesser effect. Willingness-to-pay was an additional $35-$46/month for substantially improved sleep, 80% VMS frequency reduction, and reduction from severe to mild VMS. CONCLUSIONS Sleep improvement and reductions in VMS frequency/severity were the most important treatment attributes.
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Affiliation(s)
- Aki Shiozawa
- Medical Affairs US, Astellas Pharma, Inc, Northbrook, IL, USA
| | - Rebecca C Thurston
- Departments of Psychiatry, Psychology, Clinical and Translational Science and Epidemiology, University of Pittsburgh, Pittsburgh, PA, USA
| | - Erin Cook
- Analysis Group, Inc, Boston, MA, USA
| | | | - Deanna D King
- Medical Affairs US, Astellas Pharma, Inc, Northbrook, IL, USA
| | - Rita M Kristy
- Medical Affairs US, Astellas Pharma, Inc, Northbrook, IL, USA
| | - Shayna Mancuso
- Medical Affairs US, Astellas Pharma, Inc, Northbrook, IL, USA
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Hernandez-Zepeda ML, Munro EG, Caughey AB, Bruegl AS. Ovarian preservation compared to oophorectomy in premenopausal women with early-stage, low-grade endometrial Cancer: A cost-effectiveness analysis. Gynecol Oncol 2023; 173:8-14. [PMID: 37030073 DOI: 10.1016/j.ygyno.2023.03.021] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/23/2022] [Revised: 03/13/2023] [Accepted: 03/25/2023] [Indexed: 04/10/2023]
Abstract
OBJECTIVES Standard treatment for endometrial cancer is a hysterectomy, bilateral salpingo-oophorectomy, and lymph node assessment. In premenopausal women, removal of the ovaries may not be necessary and could increase the risk of all-cause mortality. We sought to estimate the outcomes, costs, and cost-effectiveness of oophorectomy versus ovarian preservation in premenopausal women with early-stage, low-grade endometrial cancer. METHODS A decision-analytic model was designed using TreeAge software comparing oophorectomy to ovarian preservation in premenopausal women with early-stage, low-grade endometrial cancer. We used a theoretical cohort of 10,600 women to represent our population of interest in the United States in 2021. Outcomes included cancer recurrences, ovarian cancer diagnoses, deaths, rates of vaginal atrophy, costs, and quality-adjusted life years (QALYs). The cost-effectiveness threshold was set at $100,000/QALY. Model inputs were derived from the literature. Sensitivity analyses were conducted to evaluate the robustness of the results. RESULTS Oophorectomy resulted in more deaths and higher rates of vaginal atrophy, while ovarian preservation resulted in 100 cases of ovarian cancer. Ovarian preservation resulted in lower costs and higher QALYs making it cost effective when compared to oophorectomy. Sensitivity analyses demonstrated the probability of cancer recurrence after ovarian preservation and probability of developing ovarian cancer were the most impactful variables in our model. CONCLUSION Ovarian preservation is cost-effective in premenopausal women with early-stage, low-grade endometrial cancer when compared to oophorectomy. Ovarian preservation may prevent surgical menopause, which may improve quality of life and overall mortality without compromising oncologic outcomes, and should be strongly considered in premenopausal women with early stage disease.
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Affiliation(s)
| | - Elizabeth G Munro
- Oregon Health & Science Univesity, SW Sam Jackson Paarak Rd, 97339-3908 Portland, OR, USA
| | - Aaron B Caughey
- Oregon Health & Science Univesity, SW Sam Jackson Paarak Rd, 97339-3908 Portland, OR, USA
| | - Amanda S Bruegl
- Oregon Health & Science Univesity, SW Sam Jackson Paarak Rd, 97339-3908 Portland, OR, USA
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Manchanda R, Sun L, Patel S, Evans O, Wilschut J, De Freitas Lopes AC, Gaba F, Brentnall A, Duffy S, Cui B, Coelho De Soarez P, Husain Z, Hopper J, Sadique Z, Mukhopadhyay A, Yang L, Berkhof J, Legood R. Economic Evaluation of Population-Based BRCA1/BRCA2 Mutation Testing across Multiple Countries and Health Systems. Cancers (Basel) 2020; 12:cancers12071929. [PMID: 32708835 PMCID: PMC7409094 DOI: 10.3390/cancers12071929] [Citation(s) in RCA: 47] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/07/2020] [Revised: 07/07/2020] [Accepted: 07/13/2020] [Indexed: 12/17/2022] Open
Abstract
Clinical criteria/Family history-based BRCA testing misses a large proportion of BRCA carriers who can benefit from screening/prevention. We estimate the cost-effectiveness of population-based BRCA testing in general population women across different countries/health systems. A Markov model comparing the lifetime costs and effects of BRCA1/BRCA2 testing all general population women ≥30 years compared with clinical criteria/FH-based testing. Separate analyses are undertaken for the UK/USA/Netherlands (high-income countries/HIC), China/Brazil (upper–middle income countries/UMIC) and India (low–middle income countries/LMIC) using both health system/payer and societal perspectives. BRCA carriers undergo appropriate screening/prevention interventions to reduce breast cancer (BC) and ovarian cancer (OC) risk. Outcomes include OC, BC, and additional heart disease deaths and incremental cost-effectiveness ratio (ICER)/quality-adjusted life year (QALY). Probabilistic/one-way sensitivity analyses evaluate model uncertainty. For the base case, from a societal perspective, we found that population-based BRCA testing is cost-saving in HIC (UK-ICER = $−5639/QALY; USA-ICER = $−4018/QALY; Netherlands-ICER = $−11,433/QALY), and it appears cost-effective in UMIC (China-ICER = $18,066/QALY; Brazil-ICER = $13,579/QALY), but it is not cost-effective in LMIC (India-ICER = $23,031/QALY). From a payer perspective, population-based BRCA testing is highly cost-effective in HIC (UK-ICER = $21,191/QALY, USA-ICER = $16,552/QALY, Netherlands-ICER = $25,215/QALY), and it is cost-effective in UMIC (China-ICER = $23,485/QALY, Brazil−ICER = $20,995/QALY), but it is not cost-effective in LMIC (India-ICER = $32,217/QALY). BRCA testing costs below $172/test (ICER = $19,685/QALY), which makes it cost-effective (from a societal perspective) for LMIC/India. Population-based BRCA testing can prevent an additional 2319 to 2666 BC and 327 to 449 OC cases per million women than the current clinical strategy. Findings suggest that population-based BRCA testing for countries evaluated is extremely cost-effective across HIC/UMIC health systems, is cost-saving for HIC health systems from a societal perspective, and can prevent tens of thousands more BC/OC cases.
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Affiliation(s)
- Ranjit Manchanda
- Wolfson Institute for Preventive Medicine, CRUK Barts Cancer Centre, Queen Mary University of London, London EC1M 6BQ, UK; (L.S.); (S.P.); (O.E.); (F.G.)
- Department of Gynaecological Oncology, Barts Health NHS Trust, Royal London Hospital, London E1 1BB, UK
- MRC Clinical Trials Unit at UCL, Institute of Clinical Trials & Methodology, Faculty of Population Health Sciences, University College London, London WC1V 6LJ, UK
- Correspondence:
| | - Li Sun
- Wolfson Institute for Preventive Medicine, CRUK Barts Cancer Centre, Queen Mary University of London, London EC1M 6BQ, UK; (L.S.); (S.P.); (O.E.); (F.G.)
- Department of Health Services Research and Policy, London School of Hygiene & Tropical Medicine, London WC1H 9SH, UK; (Z.S.); (R.L.)
| | - Shreeya Patel
- Wolfson Institute for Preventive Medicine, CRUK Barts Cancer Centre, Queen Mary University of London, London EC1M 6BQ, UK; (L.S.); (S.P.); (O.E.); (F.G.)
| | - Olivia Evans
- Wolfson Institute for Preventive Medicine, CRUK Barts Cancer Centre, Queen Mary University of London, London EC1M 6BQ, UK; (L.S.); (S.P.); (O.E.); (F.G.)
- Department of Gynaecological Oncology, Barts Health NHS Trust, Royal London Hospital, London E1 1BB, UK
| | - Janneke Wilschut
- Department of Epidemiology and Biostatistics, Amsterdam UMC, Vrije Universiteit Amsterdam, 1081 HV Amsterdam, Netherlands; (J.W.); (J.B.)
| | - Ana Carolina De Freitas Lopes
- Departamento de Medicina Preventiva, Faculdade de Medicina FMUSP, Universidade de Sao Paulo, 01246903 Sao Paulo, Brazil; (A.C.D.F.L.); (P.C.D.S.)
| | - Faiza Gaba
- Wolfson Institute for Preventive Medicine, CRUK Barts Cancer Centre, Queen Mary University of London, London EC1M 6BQ, UK; (L.S.); (S.P.); (O.E.); (F.G.)
- Department of Gynaecological Oncology, Barts Health NHS Trust, Royal London Hospital, London E1 1BB, UK
| | - Adam Brentnall
- Centre for Cancer Prevention, Wolfson Institute of Preventive Medicine, Queen Mary University of London, London EC1M 6BQ, UK; (A.B.); (S.D.)
| | - Stephen Duffy
- Centre for Cancer Prevention, Wolfson Institute of Preventive Medicine, Queen Mary University of London, London EC1M 6BQ, UK; (A.B.); (S.D.)
| | - Bin Cui
- School of Public Health, Peking University, Beijing 100191, China; (B.C.); (L.Y.)
| | - Patricia Coelho De Soarez
- Departamento de Medicina Preventiva, Faculdade de Medicina FMUSP, Universidade de Sao Paulo, 01246903 Sao Paulo, Brazil; (A.C.D.F.L.); (P.C.D.S.)
| | - Zakir Husain
- Department of Humanities & Social Sciences, Indian Institute of Technology, Kharagpur, West Bengal 721302, India;
- Department of Economics, Presidency University, Kolkata 700073, India
| | - John Hopper
- Centre for Epidemiology & Biostatistics, Melbourne School of Population & Global Health, Faculty of Medicine, Dentistry & Health Sciences, University of Melbourne, Victoria 3010, Australia;
| | - Zia Sadique
- Department of Health Services Research and Policy, London School of Hygiene & Tropical Medicine, London WC1H 9SH, UK; (Z.S.); (R.L.)
| | - Asima Mukhopadhyay
- Tata Medical Centre, Kolkata, West Bengal 700160, India;
- Northern Institute for Cancer Research, Newcastle University, Newcastle upon Tyne NE2 4HH, UK
| | - Li Yang
- School of Public Health, Peking University, Beijing 100191, China; (B.C.); (L.Y.)
| | - Johannes Berkhof
- Department of Epidemiology and Biostatistics, Amsterdam UMC, Vrije Universiteit Amsterdam, 1081 HV Amsterdam, Netherlands; (J.W.); (J.B.)
| | - Rosa Legood
- Department of Health Services Research and Policy, London School of Hygiene & Tropical Medicine, London WC1H 9SH, UK; (Z.S.); (R.L.)
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K'oreje KO, Okoth M, Van Langenhove H, Demeestere K. Occurrence and treatment of contaminants of emerging concern in the African aquatic environment: Literature review and a look ahead. JOURNAL OF ENVIRONMENTAL MANAGEMENT 2020; 254:109752. [PMID: 31733478 DOI: 10.1016/j.jenvman.2019.109752] [Citation(s) in RCA: 45] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/19/2019] [Revised: 10/06/2019] [Accepted: 10/21/2019] [Indexed: 05/24/2023]
Abstract
Awareness about the rising detection and reported (eco)toxicological effects of contaminants of emerging concern (CECs, e.g. pharmaceuticals and personal care products - PPCPs - and modern pesticides) in the aquatic environment is growing. CECs are increasingly reported in the African aquatic environment, although the amount of data available is still limited. In this work, a comprehensive review is presented on the occurrence of CECs in wastewater, sludge, surface water, sediment, groundwater and drinking water of Africa. Further attention is given to the performance of wastewater stabilization ponds (WSPs) and trickling filters (TF) with respect to CECs removal. For the first time, we also look at the state of knowledge on the performance of point-of-use technologies (POUs) regarding the removal of CECs in drinking water. Generally, CECs in Africa occur at the same order of magnitude as in the Western world. However, for particular groups of compounds and at specific locations such as informal settlements, clearly higher concentrations are reported in Africa. Whereas antiretroviral and antimalarial drugs are rarely detected in the Western world, occurrence patterns in Africa reveal concentrations up to >100 μg L-1. Removal efficiencies of WSPs and TFs focus mainly on PPCPs and vary significantly, ranging from no removal (e.g. carbamazepine) to better than 99.9% (e.g. paracetamol). Despite the rising adoption of POUs, limited but promising information is available on their performance regarding CECs treatment in drinking water, particularly for the low-cost devices (e.g. ceramic filters and solar disinfection - SODIS) being adopted in Africa and other developing countries.
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Affiliation(s)
- Kenneth Otieno K'oreje
- Research Group Environmental Organic Chemistry and Technology (EnVOC), Department of Green Chemistry and Technology, Faculty of Bioscience Engineering, Ghent University, Coupure Links 653, B-9000, Ghent, Belgium; Water Resources Authority (WRA), P.O. Box 45250, Nairobi, Kenya; Department of Chemistry & Biochemistry, School of Science, University of Eldoret, P.O. Box 1125, Eldoret, Kenya.
| | - Maurice Okoth
- Department of Chemistry & Biochemistry, School of Science, University of Eldoret, P.O. Box 1125, Eldoret, Kenya; Kenya Methodist University, P.O. Box 267-60200, Meru, Kenya.
| | - Herman Van Langenhove
- Research Group Environmental Organic Chemistry and Technology (EnVOC), Department of Green Chemistry and Technology, Faculty of Bioscience Engineering, Ghent University, Coupure Links 653, B-9000, Ghent, Belgium.
| | - Kristof Demeestere
- Research Group Environmental Organic Chemistry and Technology (EnVOC), Department of Green Chemistry and Technology, Faculty of Bioscience Engineering, Ghent University, Coupure Links 653, B-9000, Ghent, Belgium.
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Das P, Delost MD, Qureshi MH, Smith DT, Njardarson JT. A Survey of the Structures of US FDA Approved Combination Drugs. J Med Chem 2018; 62:4265-4311. [DOI: 10.1021/acs.jmedchem.8b01610] [Citation(s) in RCA: 98] [Impact Index Per Article: 16.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Pradipta Das
- Department of Chemistry & Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, Arizona 85721, United States
| | - Michael D. Delost
- Department of Chemistry & Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, Arizona 85721, United States
| | - Munaum H. Qureshi
- Department of Chemistry & Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, Arizona 85721, United States
| | - David T. Smith
- Department of Chemistry & Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, Arizona 85721, United States
| | - Jon T. Njardarson
- Department of Chemistry & Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, Arizona 85721, United States
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Patel S, Legood R, Evans DG, Turnbull C, Antoniou AC, Menon U, Jacobs I, Manchanda R. Cost effectiveness of population based BRCA1 founder mutation testing in Sephardi Jewish women. Am J Obstet Gynecol 2018; 218:431.e1-431.e12. [PMID: 29288066 DOI: 10.1016/j.ajog.2017.12.221] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/09/2017] [Revised: 12/08/2017] [Accepted: 12/19/2017] [Indexed: 12/21/2022]
Abstract
BACKGROUND Population-based BRCA1/BRCA2 founder-mutation testing has been demonstrated as cost effective compared with family history based testing in Ashkenazi Jewish women. However, only 1 of the 3 Ashkenazi Jewish BRCA1/BRCA2 founder mutations (185delAG[c.68_69delAG]), 5382insC[c.5266dupC]), and 6174delT[c.5946delT]) is found in the Sephardi Jewish population (185delAG[c.68_69delAG]), and the overall prevalence of BRCA mutations in the Sephardi Jewish population is accordingly lower (0.7% compared with 2.5% in the Ashkenazi Jewish population). Cost-effectiveness analyses of BRCA testing have not previously been performed at these lower BRCA prevalence levels seen in the Sephardi Jewish population. Here we present a cost-effectiveness analysis for UK and US populations comparing population testing with clinical criteria/family history-based testing in Sephardi Jewish women. STUDY DESIGN A Markov model was built comparing the lifetime costs and effects of population-based BRCA1 testing, with testing using family history-based clinical criteria in Sephardi Jewish women aged ≥30 years. BRCA1 carriers identified were offered magnetic resonance imaging/mammograms and risk-reducing surgery. Costs are reported at 2015 prices. Outcomes include breast cancer, ovarian cancer, and excess deaths from heart disease. All costs and outcomes are discounted at 3.5%. The time horizon is lifetime, and perspective is payer. The incremental cost-effectiveness ratio per quality-adjusted life-year was calculated. Parameter uncertainty was evaluated through 1-way and probabilistic sensitivity analysis. RESULTS Population testing resulted in gain in life expectancy of 12 months (quality-adjusted life-year = 1.00). The baseline discounted incremental cost-effectiveness ratio for UK population-based testing was £67.04/quality-adjusted life-year and for US population was $308.42/quality-adjusted life-year. Results were robust in the 1-way sensitivity analysis. The probabilistic sensitivity analysis showed 100% of simulations were cost effective at £20,000/quality-adjusted life-year UK and the $100,000/quality-adjusted life-year US willingness-to-pay thresholds. Scenario analysis showed that population testing remains cost effective in UK and US populations, even if premenopausal oophorectomy does not reduce breast cancer risk or if hormone replacement therapy compliance is nil. CONCLUSION Population-based BRCA1 testing is highly cost effective compared with clinical criteria-driven approach in Sephardi Jewish women. This supports changing the paradigm to population-based BRCA testing in the Jewish population, regardless of Ashkenazi/Sephardi ancestry.
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Affiliation(s)
- Shreeya Patel
- Centre for Experimental Cancer Medicine, Barts Cancer Institute, Queen Mary University of London, London, United Kingdom; Department of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, United Kingdom
| | - Rosa Legood
- Department of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, United Kingdom
| | - D Gareth Evans
- Centre for Genomic Medicine, Division of Evolution and Genomic Science, University of Manchester, Manchester Academic Health Science Centre, Manchester, United Kingdom
| | - Clare Turnbull
- Barts Cancer Institute, Queen Mary University of London, London, United Kingdom
| | - Antonis C Antoniou
- Centre for Cancer Genetic Epidemiology, Department of Public Health and Primary Care, University of Cambridge, Strangeways Research Laboratory, Cambridge, United Kingdom
| | - Usha Menon
- Gynaecological Cancer Research Centre, Department of Women's Cancer, Institute for Women's Health, University College London, London, United Kingdom
| | - Ian Jacobs
- University of New South Wales, Sydney, New South Wales, Australia
| | - Ranjit Manchanda
- Centre for Experimental Cancer Medicine, Barts Cancer Institute, Queen Mary University of London, London, United Kingdom; Gynaecological Cancer Research Centre, Department of Women's Cancer, Institute for Women's Health, University College London, London, United Kingdom; Department of Gynaecological Oncology, Barts Health National Health Service Trust, Royal London Hospital, London, United Kingdom.
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Assaf AR, Bushmakin AG, Joyce N, Louie MJ, Flores M, Moffatt M. The Relative Burden of Menopausal and Postmenopausal Symptoms versus Other Major Conditions: A Retrospective Analysis of the Medical Expenditure Panel Survey Data. AMERICAN HEALTH & DRUG BENEFITS 2017; 10:311-321. [PMID: 28975014 PMCID: PMC5620512] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Subscribe] [Scholar Register] [Received: 11/30/2016] [Accepted: 07/31/2017] [Indexed: 06/07/2023]
Abstract
BACKGROUND The direct costs associated with menopausal and postmenopausal symptoms (hereafter "menopausal symptoms") may include the costs of physician and emergency department visits, medications, laboratory testing, and the management of side effects. However, much remains unknown about the costs related to menopausal symptoms, including how they compare with the costs of other diseases that are common among menopausal women. OBJECTIVE To compare the economic burden of menopausal symptoms with other select prevalent chronic conditions among a nationally representative sample of US menopausal women aged 45 to 65 years. METHODS Women aged 45 to 65 years who have not had a hysterectomy and who participated in the 2010-2012 Medical Expenditure Panel Survey Household Component were included in the analysis. We estimated the direct costs of care associated with the management of menopausal symptoms and compared them with the direct costs of care for other indications, including osteoporosis, influenza, disorders of lipid metabolism, essential hypertension, mood disorders, esophageal disorders, headache, osteoarthritis, urinary tract infections, asthma, glaucoma, anxiety disorder, diabetes, chronic obstructive pulmonary disease/bronchiectasis, and cataract. Regression analyses were used to estimate the differences in direct costs, which included total expenditures and charges for inpatient, outpatient, and emergency department visits. RESULTS The annual per-patient direct cost of menopausal symptoms was $248 in 2010-2012 dollars. Based on the modeled costs, menopausal symptoms were associated with significantly higher annual costs than osteoporosis, disorders of lipid metabolism, and esophageal disorders; and these annual costs were comparable to those of influenza, asthma, anxiety disorder, essential hypertension, and headache. The direct costs associated with the management of menopausal symptoms were significantly lower than the direct costs associated with osteoarthritis, mood disorders, chronic obstructive pulmonary disease/bronchiectasis, urinary tract infections, diabetes, glaucoma, and cataract. CONCLUSION The direct costs of care for menopausal symptoms are substantial and are similar to or greater than the direct healthcare costs associated with a number of medical conditions often requiring medical attention in menopausal women.
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Affiliation(s)
- Annlouise R Assaf
- Senior Director, Pfizer Medical, Pfizer, and Adjunct Professor, Brown University, Providence, RI
| | | | - Nina Joyce
- Research Fellow, Department of Health Care Policy, Harvard Medical School, Boston, MA
| | - Michael J Louie
- Senior Medical Director, Women's Health, Pfizer, during the study
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