COVID-safe behaviour before, during and after a youth mass gathering event: a longitudinal cohort study by Tegan Cruwys, Joanne A Rathbone, Mark Stevens, Laura J Ferris

“…This study examined anticipated COVID-safe behaviour before, during, and after a youth mass gathering event.Design Longitudinal cohort study.Setting Self-report data were collected online at five timepoints from secondary-school graduates participating in celebrations linked to an annual week-long youth mass gathering event in Australia.Participants Australian secondary-school graduates completed surveys before the event (N=397), on days 1 (N=183), 3 (N=158) and 5 (N=163) of the event, and 3 weeks after the event (N=140). …”
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Development an Inflammation-Related Factor-Based Model for Predicting Organ Failure in Acute Pancreatitis: A Retrospective Cohort Study by Yunpeng Peng, Xiaole Zhu, Chaoqun Hou, Chenyuan Shi, Dongya Huang, Zipeng Lu, Yi Miao, Qiang Li

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Understanding the exodus: a 15-year retrospective cohort study on the pattern and determinants of migration among Nigerian doctors and dentists by Oghenebrume Wariri, Patience Toyin-Thomas, Itua C.G. Akhirevbulu, Oladapo Oladeinde, Oluchi Omogbai, Philippa Odika, John Osakue, Avwebo Ukueku, Efetobo Orikpete, Chinelo Iwegim, Efe E. Omoyibo, Jermaine Okpere, Uwaila Otakhoigbogie, Ekhosuehi T. Agho, Sunday C. Madubueze, Nnennaya C. Ugoji, Chukwunwike W. Ozegbe, Oti N. Aria, Paul Ikhurionan

“…Methods We conducted a retrospective cohort study that tracked 274 of the 379 (72.3%) eligible cohort. …”
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Relationship of serum total cholesterol and triglyceride with risk of mortality in maintenance hemodialysis patients: a multicenter prospective cohort study by Yan Huang, Qiuxia Zhong, Junzhi Chen, Xianhui Qin, Yaya Yang, Yanhuan He, Zizhen Lin, Yumin Li, Shenglin Yang, Yongxin Lu, Yanhong Zhao, Yaozhong Kong, Qijun Wan, Qi Wang, Sheng Huang, Yan Liu, Aiqun Liu, Fanna Liu, Fanfan Hou, Min Liang

“…We aimed to explore the individual and combined association of TC and TG levels with the risk of mortality in Chinese MHD patients.Methods 1036 MHD patients were enrolled in this multicenter, prospective cohort study. The serum levels of total cholesterol and triglycerides were measured at baseline. …”
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Post‐operative incidence of lymphedema after RARP with or without extended pelvic lymph node dissection in a cohort study by Andries Clinckaert, Laura Ysenbaardt, Annabel Bijnens, Charlotte Van Calster, Inge Geraerts, Steven Joniau, Nele Devoogdt, Luc Bijnens, Wouter Everaerts

“…Methods A retrospective cohort study was conducted at a tertiary referral centre between April 2016 and July 2020. …”
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Prevalence and predictors of confirmed infection in patients receiving empiric antimicrobials in the intensive care unit: a retrospective cohort study by Luis Carlos Maia Cardozo Júnior, Larissa Bianchini, Jakeline Neves Giovanetti, Luiz Marcelo Almeida de Araújo, Yuri de Albuquerque Pessoa dos Santos, Bruno Adler Maccagnan Pinheiro Besen, Marcelo Park

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Epidemiology of Escherichia coli and Klebsiella pneumoniae bloodstream infections in a general hospital in Singapore: a retrospective cohort study by Amarasinghe Arachchige Don Nalin Samandika Saparamadu, Lasantha Ratnayake

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Association of dietary niacin intake with all-cause mortality in chronic kidney disease: A retrospective cohort study of NHANES. by Meijuan Xiang, Jianyun Peng, Zhihong Gui, Ju Jin, Jinling Meng

“…<h4>Methods</h4>Data about 4,659 CKD patients in this retrospective cohort study were obtained from the National Health and Nutrition Examinations Survey (NHANES). …”
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Risk of aortic aneurysm or dissection following use of fluoroquinolones: a retrospective multinational network cohort studyResearch in context by Jack L. Janetzki, Jung Ho Kim, Evan Minty, Jung Ah Lee, Daniel R. Morales, Rohan Khera, Chungsoo Kim, Thamir M. Alshammari, Scott L. DuVall, Michael E. Matheny, Thomas Falconer, Seonji Kim, Thanh-Phuc Phan, Phung-Anh Nguyen, Min-Huei Hsu, Jason C. Hsu, Rae Woong Park, Kenneth K.C. Man, Sarah Seager, Mui Van Zandt, James P. Gilbert, Patrick B. Ryan, Martijn J. Schuemie, Marc A. Suchard, George Hripcsak, Nicole Pratt, Seng Chan You

“…Methods: A retrospective cohort study was conducted using a large, distributed network analysis across 14 databases from 5 countries (United States, South Korea, Japan, Taiwan, and Australia). …”
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Clinical code usage in UK general practice: a cohort study exploring 18 conditions over 14 years by Christos Grigoroglou, Darren M Ashcroft, Evangelos Kontopantelis, David Reeves, Salwa S Zghebi, Rosa Parisi, Brian McMillan

“…Objective To assess the diagnostic Read code usage for 18 conditions by examining their frequency and diversity in UK primary care between 2000 and 2013.Design Population-based cohort studySetting 684 UK general practices contributing data to the Clinical Practice Research Datalink (CPRD) GOLD.Participants Patients with clinical codes for at least one of asthma, chronic obstructive pulmonary disease, diabetes, hypertension (HT), coronary heart disease, atrial fibrillation (AF), heart failure, stroke, hypothyroidism, chronic kidney disease, learning disability (LD), depression, dementia, epilepsy, severe mental illness (SMI), osteoarthritis, osteoporosis and cancer.Primary and secondary outcome measures For the frequency ranking of clinical codes, canonical correlation analysis was applied to correlations of clinical code usage of 1, 3 and 5 years. …”
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Impact of electronic AKI alert/care bundle on AKI inpatient outcomes: a retrospective single-center cohort study by Michael Chen-Xu, Christopher Kassam, Emma Cameron, Szymon Ryba, Vivian Yiu

“…We aimed to assess its impact on all-cause mortality, length of stay (LOS) and renal function among AKI patients, and its utilization.Methods Retrospective, single-center cohort study of patients ≥ 18 years old with AKI at WSH, a 430-bed general hospital serving a rural UK population of approximately 280,000. 7243 unique AKI events representing 5728 patients with full data were identified automatically from our electronic health record (EHR) between 02 September 2018 and 1 July 2021 (median age 78 years, 51% male). …”
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Early- and Late-Onset Preeclampsia: A Comprehensive Cohort Study of Laboratory and Clinical Findings according to the New ISHHP Criteria by Anna Wójtowicz, Małgorzata Zembala-Szczerba, Dorota Babczyk, Monika Kołodziejczyk-Pietruszka, Olga Lewaczyńska, Hubert Huras

“…Thus, we sought to retrospectively investigate in detail the differences in clinical and laboratory outcomes between EOP and LOP diagnosed according to the ISSHP criteria. A retrospective cohort study was conducted in 214 women with singleton pregnancies and preeclampsia admitted to the Department of Obstetrics and Perinatology of the University Hospital in Kraków, Poland, from 2013 to 2017 (113 (52.8%) women with EOP and 101 (47.2%) women with LOP). …”
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Protocol and clinical characteristics of patients under ‘at-home care’ for COVID-19 in South Korea: a retrospective cohort study by Jin Ju Park, Yu Bin Seo, Jacob Lee, Sun Hee Na, Young Kyun Choi

“…This study aimed to analyse the characteristics and outcomes of patients who were treated under at-home care.Design, setting and participants This retrospective cohort study targeted patients under at-home care for COVID-19 in Yeongdeungpo-gu in Seoul, Korea, from 18 October 2021 to 12 December 2021. …”
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Impact of Patient Beliefs on Blood Pressure Control in the General Population: Findings from the Population-Based STAAB Cohort Study by Theresa Tiffe, Caroline Morbach, Viktoria Rücker, Götz Gelbrich, Martin Wagner, Hermann Faller, Stefan Störk, Peter U. Heuschmann

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Impact of Mediterranean Diet Adherence on the Incidence of New‐Onset Hypertension in Adults With Obesity in Korea: A Nationwide Cohort Study by Jung‐Hwan Kim, Ji‐Won Lee, Yaeji Lee, Chung‐Mo Nam, Yu‐Jin Kwon

“…We used data from the Korean Genome and Epidemiology Study, a population‐based prospective cohort study. The Korean version of the MD Adherence Screener was used to evaluate compliance with the MD. …”
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Comparison of the Effect of Different Local Analgesia Administration Techniques in Total Hip Arthroplasty: A Retrospective Comparative Cohort Study by Akira Hashimoto, Motoki Sonohata, Atsushi Kawaguchi, Sakumo Kii, Hirohito Hirata, Masaaki Mawatari

“…This single-center, retrospective cohort study enrolled patients who underwent unilateral primary THA. …”
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Summer Research Internship Curriculum to Promote Self-Efficacy, Researcher Identity, and Peer-to-Peer Learning: Retrospective Cohort Study by Yulia A Levites Strekalova, Rachel Liu-Galvin, Samuel Border, Sara Midence, Mishal Khan, Maya VanZanten, John Tomaszewski, Sanjay Jain, Pinaki Sarder

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The association between motor blockade and duration of second stage of labor with labor epidural analgesia: A retrospective cohort study by Daryl Jian An Tan, Rehena Sultana, Chin Wen Tan, Ban Leong Sng

“…Materials and Methods: A retrospective cohort study was conducted using labor epidural analgesia records from parturients who delivered vaginally: normal vaginal delivery (NVD) and instrument-assisted delivery (instrumental delivery). …”
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Curve progression in non-surgically treated patients with idiopathic scoliosis: a cohort study with 40-year follow-up by Casper Dragsted, Lærke Ragborg, Søren Ohrt-Nisse, Thomas Andersen, Martin Gehrchen, Benny Dahl

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Hysteroscopic endometrial trimming as a modified technique to improve pregnancy rate: A single-center retrospective cohort study by Yuqiong Yuan, Guorun Chen, Qianru Zhou

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