Longitudinal and Cohort Studies in Public Health

Effects of Erythropoietin Payment Policy on Cardiovascular Outcomes of Peritoneal Dialysis Patients: Observational Study

Ying-Hui Hou, Feng-Jung Yang, I-Chun Lai, Shih-Pi Lin, Thomas TH Wan, Ray-E Chang

JMIR Med Inform 2020 (Dec 17); 8(12):e18716

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A Brazilian Cohort of Patients With Immuno-Mediated Chronic Inflammatory Diseases Infected by SARS-CoV-2 (ReumaCoV-Brasil Registry): Protocol for a Prospective, Observational Study

Claudia Marques, Adriana Maria Kakehasi, Ana Paula Monteiro Gomides, Eduardo Dos Santos Paiva, Edgard Torres dos Reis Neto, Gecilmara Cristina Salviato Pileggi, José Roberto Provenza, Licia Mota, Ricardo Machado Xavier, Gilda Aparecida Ferreira, Marcelo Medeiros Pinheiro

JMIR Res Protoc 2020 (Dec 15); 9(12):e24357

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Persons Living With Primary Immunodeficiency Act as Citizen Scientists and Launch Prospective Cohort Body Temperature Study

Shouling Zhang, Tiffany S Henderson, Christopher Scalchunes, Kathleen E Sullivan, Artemio M. Jongco III

J Particip Med 2020 (Nov 30); 12(4):e22297

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How Specialist Aftercare Impacts Long-Term Readmission Risks in Elderly Patients With Metabolic, Cardiac, and Chronic Obstructive Pulmonary Diseases: Cohort Study Using Administrative Data

Michaela Kaleta, Thomas Niederkrotenthaler, Alexandra Kautzky-Willer, Peter Klimek

JMIR Med Inform 2020 (Sep 16); 8(9):e18147

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Excess Patient Visits for Cough and Pulmonary Disease at a Large US Health System in the Months Prior to the COVID-19 Pandemic: Time-Series Analysis

Joann G Elmore, Pin-Chieh Wang, Kathleen F Kerr, David L Schriger, Douglas E Morrison, Ron Brookmeyer, Michael A Pfeffer, Thomas H Payne, Judith S Currier

J Med Internet Res 2020 (Sep 10); 22(9):e21562

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Analysis of Benzodiazepine Prescription Practices in Elderly Appalachians with Dementia via the Appalachian Informatics Platform: Longitudinal Study

Niharika Bhardwaj, Alfred A Cecchetti, Usha Murughiyan, Shirley Neitch

JMIR Med Inform 2020 (Aug 04); 8(8):e18389

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Worldwide Prevalence of Hearing Loss Among Smartphone Users: Cross-Sectional Study Using a Mobile-Based App

Marcin Masalski, Krzysztof Morawski

J Med Internet Res 2020 (Jul 23); 22(7):e17238

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Design, Recruitment, and Baseline Characteristics of a Virtual 1-Year Mental Health Study on Behavioral Data and Health Outcomes: Observational Study

Shefali Kumar, Jennifer L A Tran, Ernesto Ramirez, Wei-Nchih Lee, Luca Foschini, Jessie L Juusola

JMIR Ment Health 2020 (Jul 23); 7(7):e17075

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Exploring the Paradoxical Relationship of a Creb 3 Regulatory Factor Missense Variant With Body Mass Index and Diabetes Among Samoans: Protocol for the Soifua Manuia (Good Health) Observational Cohort Study

Nicola L Hawley, Alysa Pomer, Anna C. Rivara, Samantha L Rosenthal, Rachel L Duckham, Jenna C Carlson, Take Naseri, Muagututia Sefuiva Reupena, Melania Selu, Vaimoana Lupematisila, Folla Unasa, Lupesina Vesi, Tracy Fatu, Seipepa Unasa, Kima Faasalele-Savusa, Abigail I Wetzel, Christina Soti-Ulberg, Angela T Prescott, Gloria Siufaga, Corina Penaia, Sophie B. To, Lauren C LaMonica, Viali Lameko, Courtney C Choy, Scott E Crouter, Susan Redline, Ranjan Deka, Erin E Kershaw, Zsolt Urban, Ryan L. Minster, Daniel E. Weeks, Stephen T McGarvey

JMIR Res Protoc 2020 (Jul 23); 9(7):e17329

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The Kaiser Permanente Northern California Adult Alcohol Registry, an Electronic Health Records-Based Registry of Patients With Alcohol Problems: Development and Implementation

Vanessa A Palzes, Constance Weisner, Felicia W Chi, Andrea H Kline-Simon, Derek D Satre, Matthew E Hirschtritt, Murtuza Ghadiali, Stacy Sterling

JMIR Med Inform 2020 (Jul 22); 8(7):e19081

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Clinical Characteristics of an Internet-Based Cohort of Patient-Reported Diagnosis of Granulomatosis With Polyangiitis and Microscopic Polyangiitis: Observational Study

Jason Michael Springer, Tanaz A Kermani, Antoine Sreih, Dianne G Shaw, Kalen Young, Cristina M Burroughs, Peter A Merkel

J Med Internet Res 2020 (Jul 20); 22(7):e17231

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Rates and Correlates of HIV Incidence in Namibia’s Zambezi Region From 2014 to 2016: Sentinel, Community-Based Cohort Study

Andrew D Maher, Tuli Nakanyala, Nicholus Mutenda, Karen M Banda, Dimitri Prybylski, Adam Wolkon, Anna Jonas, Souleymane Sawadogo, Charity Ntema, Melody Regina Chipadze, Grace Sinvula, Annastasia Tizora, Asen Mwandemele, Shaan Chaturvedi, Afiba Manza-A Agovi, Simon Agolory, Ndapewa Hamunime, David W Lowrance, Willi Mcfarland, Sadhna V Patel

JMIR Public Health Surveill 2020 (Jun 24); 6(2):e17107

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Impact of Built Environments on Body Weight (the Moving to Health Study): Protocol for a Retrospective Longitudinal Observational Study

Stephen J Mooney, Jennifer F Bobb, Philip M Hurvitz, Jane Anau, Mary Kay Theis, Adam Drewnowski, Anju Aggarwal, Shilpi Gupta, Dori E Rosenberg, Andrea J Cook, Xiao Shi, Paula Lozano, Anne Vernez Moudon, David Arterburn

JMIR Res Protoc 2020 (May 19); 9(5):e16787

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Monitoring Health and Well-Being in Emerging Adults: Protocol for a Pilot Longitudinal Cohort Study

Reidar P Lystad, Diana Fajardo Pulido, Lorna Peters, Melissa Johnstone, Louise A Ellis, Jeffrey Braithwaite, Viviana Wuthrich, Janaki Amin, Cate M Cameron, Rebecca J Mitchell

JMIR Res Protoc 2020 (Apr 23); 9(4):e16108

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Predicting Ectopic Pregnancy Using Human Chorionic Gonadotropin (hCG) Levels and Main Cause of Infertility in Women Undergoing Assisted Reproductive Treatment: Retrospective Observational Cohort Study

Huiyu Xu, Guoshuang Feng, Yuan Wei, Ying Feng, Rui Yang, Liying Wang, Hongxia Zhang, Rong Li, Jie Qiao

JMIR Med Inform 2020 (Apr 16); 8(4):e17366

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Epidemiological Characterization of a Directed and Weighted Disease Network Using Data From a Cohort of One Million Patients: Network Analysis

Kyungmin Ko, Chae Won Lee, Sangmin Nam, Song Vogue Ahn, Jung Ho Bae, Chi Yong Ban, Jongman Yoo, Jungmin Park, Hyun Wook Han

J Med Internet Res 2020 (Apr 09); 22(4):e15196

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Screening University Students for Health Checks With an Electronic Health Questionnaire in Finland: Protocol for a Retrospective, Register-Based Cohort Study

Susanna Paldanius, Noora Seilo, Kristina Kunttu, Reija Autio, Minna Kaila

JMIR Res Protoc 2020 (Jan 29); 9(1):e14535

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Medical Conditions Predictive of Self-Reported Poor Health: Retrospective Cohort Study

M Soledad Cepeda, Jenna Reps, David M Kern, Paul Stang

JMIR Public Health Surveill 2020 (Jan 08); 6(1):e13018

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