Early Results from COVID-19 Studies

Articles published in this theme: 371 (scroll down to load remaining articles)

2026

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Impact of Tele-Intensive Care Units on the Clinical Outcomes of Critically Ill Patients With COVID-19: Retrospective Cohort Study

Thais Dias Midega, Fabio Barlem Hohmann, Renato Carneiro de Freitas Chaves, Guacyra Margarita Batista de Almeida, Vivian Jaqueline Lima Leoneza, Jennifer Ferreira Figueiredo Cabral, Bianca Veloso Vitalino, Emanuelle de Araújo Camboim, Nelma de Jesus Nogueira Machado, Ricardo Fernando Batista de Melo, Jorge Patrick Oliveira Feliciano, Breno Mendes Cardoso, Leonardo José Rolim Ferraz, Thiago Domingos Corrêa, Maura Cristina dos Santos, Renata Albaladejo Morbeck, Adriano José Pereira

J Med Internet Res 2026 (Mar 19); 28:e64996

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Cross-Cultural Differences in Public Discourse on COVID-19 Vaccination in the United States and South Korea: Cross-Sectional Analysis Using Natural Language Processing

Sangpil Youm, Sou Hyun Jang, Haewoon Kwak, Jaeyoung Choi, Yong Jeong Yi

JMIR Form Res 2026 (Mar 05); 10:e84791

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Use of a Specialist Telephone Consultation Line for Long COVID in Primary Care in British Columbia: Retrospective Descriptive Quality Improvement Study

Saniya Kaushal, Jastinder Bhandal, Peter Birks, Jesse Greiner, Adeera Levin, Michelle Malbeuf, Zachary Schwartz

JMIRx Med 2026 (Feb 10); 7:e57021

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Young People’s Satisfaction With and Perceived Impact of a Multichannel Mental Health Helpline During and After COVID-19 Pandemic: Mixed Methods Analysis of Cross-Sectional Survey Data

Shyn Wei Phua, Anya Jan, Guanlin Zheng, Leslie Morrison Gutman

JMIR Form Res 2026 (Feb 03); 10:e68507

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Bayesian Spatial Analysis of Trends and Disparities in Telehealth Use During the COVID-19 Pandemic: Retrospective Observational Study

Jong Hyung Lee, Roy T Sabo, Jacqueline Britz, Benjamin Webel, Kelly M Rodriguez, Evan French, Alex H Krist

JMIR Form Res 2026 (Jan 20); 10:e73271

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Digital Health Communication and Vaccine Confidence in Mexico Using Aggregated Randomized Brand Lift Studies: Secondary Analysis

Berenice Muñoz Cordero, Rodrigo Romero Feregrino, Raul Romero Feregrino, Raúl Romero Cabello, Valeria Magali Rocha Rocha, Roberto Martinez-Medina, Liliana Aline Fernández Urrutia

JMIR Form Res 2026 (Jan 06); 10:e82889

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2025

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Characterization of Post-Viral Infection Behaviors Among Patients With Long COVID: Prospective, Observational, Longitudinal Cohort Analyses of Fitbit Data and Patient-Reported Outcomes

Tianmai M Zhang, Sydney P Sharp, John D Scott, Douglas Taren, Jane C Samaniego, Elizabeth R Unger, Jeanne Bertolli, Jin-Mann S Lin, Christian B Ramers, Job G Godino

JMIR Form Res 2025 (Dec 31); 9:e77644

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Neurodevelopment and Risk Factors in Infants Before, During, and After the COVID-19 Pandemic in Eastern China: Cross-Sectional Study

Yuechong Cui, Shuting Si, Guannan Bai, Hongxing Jin, Libi Zhang, Xuying Cao, Meiying Gao, Mingyang Zou, Caihong Sun

JMIR Public Health Surveill 2025 (Dec 15); 11:e76431

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Dental Undergraduate Students’ Perceptions of Blended Learning in the COVID-19 and Post–COVID-19 Years: Survey Study

Xin Li, Li Peng, Heng Tu, Lijia Liu, Xianglong Han, Ling Ye, Jing Yang

JMIR Form Res 2025 (Nov 28); 9:e63453

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Impact of the COVID-19 Pandemic on Routine Childhood Vaccination Coverage in Ecuador From 2019 to 2021: Comparative Analysis

Jose Sanchez, Alejandro Arjuna Rodriguez Sr, Kimberlly Pamela Montenegro Cuello Sr

JMIRx Med 2025 (Oct 17); 6:e75293

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Bibliometric Insights Into the Infodemic: Global Research Trends and Policy Responses: Quantitative Research

Sijia Wang, Linan Zhang, Yang Liu, Xin Feng, Shipeng Ren

JMIR Med Inform 2025 (Oct 14); 13:e76378

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Monitoring People With COVID-19 at Home With the COVIDFree@Home Program: Feasibility Cohort Study

Andrea S Gershon, Alex Mariakakis, Eyal de Lara, Joseph Munn, Maryann Calligan, Daniyal Liaqat, Salaar Liaqat, Junlin Chen, Teresa To, Philip W Lam, Andrew Simor, Adrienne K Chan, Nisha Andany, Sameer Masood, Nick Daneman, Tiffany Chan, Christopher Graham, Vikram Comondore, Andre de Moulliac, Alice Y Tu, Robert Wu

JMIR Form Res 2025 (Oct 08); 9:e69140

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Comparison of Virus Watch COVID-19 Positivity, Incidence, and Hospitalization Rates With Other Surveillance Systems: Surveillance Study

Wing Lam Erica Fong, Vincent Grigori Nguyen, Sarah Beale, Thomas E Byrne, Cyril Geismar, Ellen Fragaszy, Jana Kovar, Alexei Yavlinsky, Ibrahim Abubakar, Andrew C Hayward, Robert W Aldridge

JMIR Public Health Surveill 2025 (Sep 29); 11:e69655

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Surveillance of Twitter Data on COVID-19 Symptoms During the Omicron Variant Period: A Sentiment Analysis

Kaiyue Zhang, Zhaojin Guo, Yujie Ai, An-Ran Li, Anlin Li, Ziyu Liu, Yittie Yi Ting Tse, Xinyu Zhou, Taoran Liu, Chuxi Xiong, Jian Huang, Wai-kit Ming

JMIR Form Res 2025 (Sep 23); 9:e66237

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Perceived Quality of Service in Primary Health Care Based on Google Maps Reviews Before, During, and After the COVID-19 Pandemic: Sentiment Analysis

Lili Aunimo, Andreea M Oprescu, Dmitry Kudryavtsev, Luis Munoz Saavedra, Maria del Carmen Romero Ternero

J Med Internet Res 2025 (Sep 23); 27:e70410

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Comparing Media and Law Enforcement Reports on Anti-Asian Hate Incidents During the COVID-19 Pandemic: Data Visualization Approach

Young Ji Yoon, Su Hyun Shin, Dongwook Kim, Hee Yun Lee

JMIR Form Res 2025 (Sep 17); 9:e70881

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Authors’ Reply to: Significant Risks and Responsibilities in the Clinical Use of AI Predictive Models. Comment on: “AI Predictive Model of Mortality and Intensive Care Unit Admission in the COVID-19 Pandemic: Retrospective Population Cohort Study of 12,000 Patients”

Jose Manuel Ruiz Giardin, Óscar Garnica Alcázar

J Med Internet Res 2025 (Sep 11); 27:e82112

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Significant Risks and Responsibilities in the Clinical Use of AI Predictive Models. Comment on: “AI Predictive Model of Mortality and Intensive Care Unit Admission in the COVID-19 Pandemic: Retrospective Population Cohort Study of 12,000 Patients”

Aymen Boud, Ishraq Hussein

J Med Internet Res 2025 (Sep 11); 27:e81251

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Identifying Success Factors for Optimizing COVID-19 Vaccine Uptake Among Indigenous Populations in Taiwan: Cross-Sectional Questionnaire Survey

Jia-Chi Tu Abùs Isbabanal, Ray-E Chang, Liam O'Neill, Ting-Hung Chen, Po-Han Lee, Tsan-Teng Ou

JMIR Public Health Surveill 2025 (Sep 10); 11:e75278

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Diverse Attitudes and Experiences With Technology Use During the COVID-19 Pandemic Among Asian American and Pacific Islander Adults (the COMPASS Study): Survey Study

Linda G Park, Serena Chi, Myka Lay, Nicole Phan, Janice Y Tsoh, Oanh L Meyer, Bora Nam, Van Ta Park

JMIR Hum Factors 2025 (Sep 10); 12:e64999

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