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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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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