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Abdella Bahta NN, Zeinert P, Rosenberg J, Fonnes S. The Alvarado Score Is the Most Impactful Diagnostic Tool for Appendicitis: A Bibliometric Analysis. J Surg Res 2023; 291:557-566. [PMID: 37540973 DOI: 10.1016/j.jss.2023.06.037] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2023] [Revised: 06/20/2023] [Accepted: 06/28/2023] [Indexed: 08/06/2023]
Abstract
INTRODUCTION The objective of this bibliometric analysis was to investigate the citation pattern of studies that have developed a diagnostic tool to diagnose appendicitis. METHODS We investigated characteristics of citations, publication frequency, evolution of citations, and fluctuation of previously highly cited studies. We analyzed which studies had been cited in the method section and identified impactful studies in this research field by a network visualization. We analyzed the differences in citations between diagnostic tools requiring a doctor to be present against the diagnostic tools not requiring doctors to be present, English language studies against non-English studies, and identified diagnostic tools targeting children. RESULTS There was an upward trend in publications in this research field, and between 1999-2021 the Alvarado score has been cited the most. In general, there was a high fluctuation, and 40 studies had been cited in the methods sections. There were significant differences in studies regarding diagnostic tools written in English compared to non-English studies, with more citations in the English-language studies. Furthermore, 22 studies had children as the target population. CONCLUSIONS The Alvarado score was the highest cited study since 1999, with 1086 citations, making it the most impactful study in this research field of diagnostic tools to diagnose appendicitis. Due to the diversity of target populations and settings for which diagnostic tools are developed, there is a need to expand research on diagnostic tools for appendicitis.
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Affiliation(s)
- Nadir Noureldin Abdella Bahta
- Department of Surgery, Herlev and Gentofte Hospital, Center for Perioperative Optimization, University of Copenhagen, Herlev, Denmark.
| | | | - Jacob Rosenberg
- Department of Surgery, Herlev and Gentofte Hospital, Center for Perioperative Optimization, University of Copenhagen, Herlev, Denmark
| | - Siv Fonnes
- Department of Surgery, Herlev and Gentofte Hospital, Center for Perioperative Optimization, University of Copenhagen, Herlev, Denmark
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Many diagnostic tools for appendicitis: a scoping review. Surg Endosc 2023; 37:3419-3429. [PMID: 36735050 DOI: 10.1007/s00464-023-09890-2] [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: 08/08/2022] [Accepted: 01/15/2023] [Indexed: 02/04/2023]
Abstract
BACKGROUND We aimed to provide an overview of all diagnostic tools developed to diagnose appendicitis with their reported accuracy and to further characterize these including their need for diagnostic equipment. METHODS This scoping review followed the Preferred Reporting Items for Systematic reviews and Meta-Analyses extension for Scoping Reviews and a protocol was registered at Open Science Framework. We performed a systematic literature search in PubMed, Embase, China National Knowledge Infrastructure, Índice Bibliográfico Espanhol de Ciências da Saúde, and Latin American and Caribbean Health Sciences Literature. We included original articles of all languages with the purpose to derive an accessible diagnostic tool. We extracted data regarding study- and diagnostic tool characteristics, and the accuracy of each diagnostic tool. RESULTS The search led to 6419 records, where 74 studies were included, yielding 82 diagnostic tools reported in seven different languages. Among these tools, 35% included patient characteristics, 85% symptoms, 93% physical examinations, 37% vital signs, 78% laboratory values, and 16% imaging. Among the diagnostic tools, 35% relied on a medical doctor/surgeon with access to a laboratory, and six diagnostic tools did not require a bedside medical doctor/surgeon. The median positive predictive value, negative predictive value, sensitivity, and specificity across diagnostic tools were 91%, 94%, 89%, and 86%, respectively. CONCLUSIONS We identified 82 diagnostic tools that most frequently were based on symptoms and physical examinations. Most diagnostic tools relied on a medical doctor/surgeon with access to laboratory values. The accuracy was high across the diagnostic tools.
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A five-year longitudinal observational study in morbidity and mortality of negative appendectomy in Sulaimani teaching Hospital/Kurdistan Region/Iraq. Sci Rep 2020; 10:2028. [PMID: 32029830 PMCID: PMC7005033 DOI: 10.1038/s41598-020-58847-1] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/27/2019] [Accepted: 01/17/2020] [Indexed: 11/08/2022] Open
Abstract
The most common surgical emergency is suspected acute appendicitis, the lifetime risk of acute appendicitis is estimated to be 8.6% for men and 6.7% for women, with a male to female ratio of 1.4:1; correct diagnosis can be made in 70–80% of patients after the operations about 32% of appendectomies revealed normal appendices and meanwhile appendectomy has a considerable morbidity and mortality. The aim is to explore potential morbidity and mortality associated with negative appendectomy. Prospective case series study, including 5847 patients, who were suspected to have acute appendicitis over a period of five years from 1st December 2013 to 30th November 2018, in emergency department of Sulaimani Teaching Hospital. All the collected data were collected, organized then analyzed by Statistical Package for the Social Sciences version 21. Morbidity in the patients with negative appendectomies occurred in patients in the form of 90 (01.91%) wound infection, 48 (01.02%) intestinal obstruction and last 15 (00.32%) patients developed septicemia. While mortality in negative appendectomy patients was 21, (00.45%). Negative appendectomies have high rates of morbidity and mortality, knowing real rates may help in considering various policies and may be helpful to elude avoidable complications and potential mortality.
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Lui CT, Ching WM, Tsui KL, Chu HC, Tsui ATS, Au TS, Wong TW, Fan KL, Leung LP. Feasibility of predictive model by clinical and laboratory parameters for risk stratification of geriatric abdominal pain. HONG KONG J EMERG ME 2018. [DOI: 10.1177/1024907918802070] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
Abstract
Background: Assessment of geriatric patients presented with abdominal pain had been challenge for emergency physicians with the ageing population. A rapid, reproducible risk stratification model for the assessment of the need for admission for geriatric abdominal pain would be required to identify low-risk patients to be managed as out-patient basis. Objective: Assess the feasibility of risk stratification model to predict the need of hospital admission based on readily available bedside parameters in emergency departments. Methods: This is a multicenter retrospective cohort study in four emergency departments. Patients aged at least 65 who presented with chief complaint of abdominal pain within the previous 7 days of attendance as the chief complaint were included. Chart review was performed for the included patients. The primary outcome was defined as a composite of mortality, abdominal surgery or endoscopic treatment, and other inpatient treatments for abdominal diseases within 14 days, surrogating the need of hospital admission. Logistic regression was modeled to identify independent predictors. The diagnostic accuracy of the risk model was evaluated with the receiver operating characteristic curve and compared with the clinical gestalt of decision for hospital admission by the attending physician. Results: In total, 553 patients were included. Symptoms of upper gastrointestinal bleeding, non-ambulatory presenting status, pain duration, focal abdominal tenderness, hyperglycemia, leukocytosis, and elevated creatinine were independent predictors of the outcome. The area under the receiver operating characteristic curve of the predicted probabilities of the logistic model was 0.741. In keeping for a low-risk criterion to achieve more than 90% sensitivity, the predictive model would only achieve 18.2% specificity which was inferior to clinical gestalt for hospital admission (sensitivity 99.3%, specificity 44.3%). Conclusion: Risk stratification model by clinical assessment and laboratory markers alone were inadequate and inferior to clinical gestalt for identification of the group of patients requiring inpatient treatment.
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Affiliation(s)
- Chun Tat Lui
- Accident and Emergency Department, Tuen Mun Hospital, Tuen Mun, Hong Kong
| | - Wei Ming Ching
- Accident and Emergency Department, Pok Oi Hospital, Yuen Long, Hong Kong
| | - Kwok Leung Tsui
- Accident and Emergency Department, Pok Oi Hospital, Yuen Long, Hong Kong
| | - Ho Cheung Chu
- Accident and Emergency Department, Pamela Youde Nethersole Eastern Hospital, Chai Wan, Hong Kong
| | - Alex To Shing Tsui
- Accident and Emergency Department, Pamela Youde Nethersole Eastern Hospital, Chai Wan, Hong Kong
| | - Tak Shun Au
- Accident and Emergency Department, Pamela Youde Nethersole Eastern Hospital, Chai Wan, Hong Kong
| | - Tai Wai Wong
- Accident and Emergency Department, Pamela Youde Nethersole Eastern Hospital, Chai Wan, Hong Kong
| | - Kit Ling Fan
- Accident and Emergency Department, The University of Hong Kong-Shenzhen Hospital, Shenzhen, China
| | - Ling Pong Leung
- Emergency Medicine Unit, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Pokfulam, Hong Kong
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Mikaere H, Zeng I, Lauti M, Kularatna M, MacCormick AD. Derivation and validation of the APPEND score: an acute appendicitis clinical prediction rule. ANZ J Surg 2017; 88:E303-E307. [PMID: 28512853 DOI: 10.1111/ans.14022] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/10/2016] [Revised: 02/14/2017] [Accepted: 03/13/2017] [Indexed: 12/29/2022]
Abstract
BACKGROUND Although many clinical prediction rules (CPRs) for appendicitis exist, none have been developed for a New Zealand population presenting with right iliac fossa (RIF) pain. The aim of this study was to derive and validate an appendicitis CPR for our population. METHOD This is a retrospective review of all patients from December 2010 to February 2012 of at least 15 years of age presenting to the general surgery service with RIF pain. Patient data were divided into derivation and validation groups. Univariate and multiple regression analyses identified significant predictors of appendicitis which were used to construct a CPR. A retrospective validation study was then performed and the CPR was refined accordingly. Finally, the accuracy of the CPR was tested. RESULTS The final components of the new CPR, the APPEND score, were Anorexia, migratory Pain, local Peritonism, Elevated C-reactive protein, Neutrophilia and male gender (Dude). This CPR has an area under the receiver operating characteristic curve of 0.84. The CPR can stratify patients into low, intermediate and high-risk groups which may standardize patient care and reduce the negative appendicectomy rate. CONCLUSION A new CPR for predicting appendicitis, in patients presenting with RIF pain, has been derived and validated for use in our population. A prospective study to further evaluate its performance is required.
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Affiliation(s)
| | - Irene Zeng
- Research and Evaluation Office, Health Intelligence and Informatics, Ko Awatea, Counties Manukau Health, Auckland, New Zealand
| | - Melanie Lauti
- Department of Surgery, The University of Auckland, Auckland, New Zealand
| | - Malsha Kularatna
- Department of Surgery, The University of Auckland, Auckland, New Zealand
| | - Andrew D MacCormick
- Department of Surgery, The University of Auckland, Auckland, New Zealand.,Department of Surgery, Middlemore Hospital, Counties Manukau Health, Auckland, New Zealand
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Ebrahimian A, Masoumi G, Jamshidi-Orak R, Seyedin H. Development and Psychometric Evaluation of the Pre-hospital Medical Emergencies Early Warning Scale. Indian J Crit Care Med 2017; 21:205-212. [PMID: 28515604 PMCID: PMC5416787 DOI: 10.4103/ijccm.ijccm_49_17] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
Abstract
Introduction: The number of requests for emergency medical services (EMSs) has increased during the past decade. However, most of the transports are not essential. Therefore, it seems crucial to develop an instrument to help EMS staff accurately identify patients who need pre-hospital care and transportation. The aim of this study was to develop and evaluate the psychometric properties of the Pre-hospital Medical Emergencies Early Warning Scale (Pre-MEWS). Materials and Methods: This mixed-method study was conducted in two phases. In the first phase, a qualitative content analysis study was conducted to identify the predictors of medical patients' need for pre-hospital EMS and transportation. In the second phase, the face and the content validity as well as the internal consistency of the scale were evaluated. Finally, the items of the scale were scored and scoring system was presented. Results: The final version of the scale contained 22 items and its total score ranged from 0 to 54. Conclusions: Pre-MEWS helps EMS staffs properly understand medical patients' conditions in pre-hospital environments and accurately identify their need for EMS and transportation.
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Affiliation(s)
- Abbasali Ebrahimian
- Nursing Care Research Center, Semnan University of Medical Sciences, Semnan, Iran
| | - Gholamreza Masoumi
- Emergency Management Research Center, School of Health Management and Information Sciences, Iran University of Medical Sciences, Tehran, Iran
| | | | - Hesam Seyedin
- Department of School of Health Management and Information Sciences, Iran University of Medical Sciences, Tehran, Iran
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Marco CA, Fagan C, Eggers C, Trautman W, Mann D, Olson JE. Self-assessment of hunger among ED patients with abdominal pain: lack of association with disease severity. Am J Emerg Med 2015; 34:104-6. [PMID: 26521194 DOI: 10.1016/j.ajem.2015.10.023] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2015] [Revised: 10/03/2015] [Accepted: 10/04/2015] [Indexed: 11/18/2022] Open
Affiliation(s)
- Catherine A Marco
- Department of Emergency Medicine, 3525 Southern Blvd, Kettering, OH 45429.
| | | | - Catherine Eggers
- Wright State University Boonshoft School of Medicine, Dayton, OH
| | - William Trautman
- Wright State University Boonshoft School of Medicine, Dayton, OH
| | - Dennis Mann
- Department of Emergency Medicine, 3525 Southern Blvd, Kettering, OH 45429
| | - James E Olson
- Department of Emergency Medicine, 3525 Southern Blvd, Kettering, OH 45429
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Hobbs JM. Diagnostic Imaging of Appendicitis With Supplementation by Transabdominal and Transvaginal Sonography. JOURNAL OF DIAGNOSTIC MEDICAL SONOGRAPHY 2015. [DOI: 10.1177/8756479315611656] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Acute appendicitis is a condition that can affect any member of the population. Without timely treatment there is a high likelihood of rupture leading to peritonitis, and early diagnosis is imperative to obtaining treatment. Sonography can be used without fear of radiation exposure to the patient and with relatively little discomfort, ideal for pediatric patients. It can also be used with little patient preparation, with the possibility of a more rapid diagnosis than other imaging modalities. For patients presenting with atypical symptoms, sonography may be used to increase diagnostic accuracy, which will lead to a drop in the surgical removal rate of a healthy appendix. When diagnostic criteria are met, sonography results can be correlated with the patient’s blood test and clinical symptoms to make a positive diagnosis. The addition of the transvaginal approach for female patients has further increased the rate of success of diagnosing acute appendicitis, so that appropriate emergent surgery can be done.
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Validation of the diagnostic score for acute lower abdominal pain in women of reproductive age. Emerg Med Int 2014; 2014:320926. [PMID: 24971177 PMCID: PMC4058215 DOI: 10.1155/2014/320926] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2014] [Revised: 04/27/2014] [Accepted: 05/13/2014] [Indexed: 12/29/2022] Open
Abstract
Background. The differential diagnoses of acute appendicitis obstetrics, and gynecological conditions (OB-GYNc) or nonspecific abdominal pain in young adult females with lower abdominal pain are clinically challenging. The present study aimed to validate the recently developed clinical score for the diagnosis of acute lower abdominal pain in female of reproductive age. Method. Medical records of reproductive age women (15-50 years) who were admitted for acute lower abdominal pain were collected. Validation data were obtained from patients admitted during a different period from the development data. Result. There were 302 patients in the validation cohort. For appendicitis, the score had a sensitivity of 91.9%, a specificity of 79.0%, and a positive likelihood ratio of 4.39. The sensitivity, specificity, and positive likelihood ratio in diagnosis of OB-GYNc were 73.0%, 91.6%, and 8.73, respectively. The areas under the receiver operating curves (ROC), the positive likelihood ratios, for appendicitis and OB-GYNc in the validation data were not significantly different from the development data, implying similar performances. Conclusion. The clinical score developed for the diagnosis of acute lower abdominal pain in female of reproductive age may be applied to guide differential diagnoses in these patients.
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