JMIR Theme Issue: COVID-19 Special Issue

Assessing COVID-19 Mortality in Serbia’s Capital: Model-Based Analysis of Excess Deaths

Dane Cvijanovic, Nikola Grubor, Nina Rajovic, Mira Vucevic, Svetlana Miltenovic, Marija Laban, Tatjana Mostic, Radica Tasic, Bojana Matejic, Natasa Milic

JMIR Public Health Surveill 2025 (Apr 17); 11:e56877

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Application of an Innovative Methodology to Build Infrastructure for Digital Transformation of Health Systems: Developmental Program Evaluation

M Claire Buchan, Tarun Reddy Katapally, Jasmin Bhawra

JMIR Form Res 2025 (Apr 17); 9:e53339

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Search Volume of Insomnia and Suicide as Digital Footprints of Global Mental Health During the COVID-19 Pandemic: 3-Year Infodemiology Study

Sheng-Hsuan Lin, Kuan-Pin Su, Hsiao-Hui Tsou, Pei-Hsuan Hsia, Yu-Hsuan Lin

J Med Internet Res 2025 (Apr 17); 27:e67646

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Changes in Physical Activity, Heart Rate, and Sleep Measured by Activity Trackers During the COVID-19 Pandemic Across 34 Countries: Retrospective Analysis

Bastien Wyatt, Nicolas Forstmann, Nolwenn Badier, Anne-Sophie Hamy, Quentin De Larochelambert, Juliana Antero, Arthur Danino, Vincent Vercamer, Paul De Villele, Benjamin Vittrant, Thomas Lanz, Fabien Reyal, Jean-François Toussaint, Lidia Delrieu

J Med Internet Res 2025 (Apr 04); 27:e68199

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Patient Factors Associated With the Use of Online Portal Health Information in the Postpandemic Era: Cross-Sectional Analysis of a National Survey

Ishana Maini, Kevin Gilotra, Gelareh Sadigh

J Med Internet Res 2025 (Apr 03); 27:e60472

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Infoveillance of COVID-19 Infections in Dentistry Using Platform X: Descriptive Study

Alghalia Al-Mansoori, Ola Al Hayk, Sharifa Qassmi, Sarah M Aziz, Fatima Haouari, Tawanda Chivese, Faleh Tamimi, Alaa Daud

J Med Internet Res 2025 (Apr 03); 27:e54650

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Generative Large Language Model—Powered Conversational AI App for Personalized Risk Assessment: Case Study in COVID-19

Mohammad Amin Roshani, Xiangyu Zhou, Yao Qiang, Srinivasan Suresh, Steven Hicks, Usha Sethuraman, Dongxiao Zhu

JMIR AI 2025 (Mar 27); 4:e67363

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Physiological Sensors Equipped in Wearable Devices for Management of Long COVID Persisting Symptoms: Scoping Review

Shikha Kukreti, Meng-Ting Lu, Chun-Yin Yeh, Nai-Ying Ko

J Med Internet Res 2025 (Mar 26); 27:e69506

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Reporting of Fairness Metrics in Clinical Risk Prediction Models Used for Precision Health: Scoping Review

Lillian Rountree, Yi-Ting Lin, Chuyu Liu, Maxwell Salvatore, Andrew Admon, Brahmajee Nallamothu, Karandeep Singh, Anirban Basu, Fan Bu, Bhramar Mukherjee

Online J Public Health Inform 2025 (Mar 19); 17:e66598

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Experiences of Public Health Professionals Regarding Crisis Communication During the COVID-19 Pandemic: Systematic Review of Qualitative Studies

Tsuyoshi Okuhara, Marina Terada, Hiroko Okada, Rie Yokota, Takahiro Kiuchi

JMIR Infodemiology 2025 (Mar 14); 5:e66524

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Opportunities and Challenges in Using Electronic Health Record Systems to Study Postacute Sequelae of SARS-CoV-2 Infection: Insights From the NIH RECOVER Initiative

Hannah L Mandel, Shruti N Shah, L Charles Bailey, Thomas Carton, Yu Chen, Shari Esquenazi-Karonika, Melissa Haendel, Mady Hornig, Rainu Kaushal, Carlos R Oliveira, Alice A Perlowski, Emily Pfaff, Suchitra Rao, Hanieh Razzaghi, Elle Seibert, Gelise L Thomas, Mark G Weiner, Lorna E Thorpe, Jasmin Divers, RECOVER EHR Cohort

J Med Internet Res 2025 (Mar 05); 27:e59217

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Exploring Psychological Trends in Populations With Chronic Obstructive Pulmonary Disease During COVID-19 and Beyond: Large-Scale Longitudinal Twitter Mining Study

Chunyan Zhang, Ting Wang, Caixia Dong, Duwei Dai, Linyun Zhou, Zongfang Li, Songhua Xu

J Med Internet Res 2025 (Mar 05); 27:e54543

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The Impact of Stay-At-Home Mandates on Uncertainty and Sentiments: Quasi-Experimental Study

Carolina Biliotti, Nicolò Fraccaroli, Michelangelo Puliga, Falco J Bargagli-Stoffi, Massimo Riccaboni

J Med Internet Res 2025 (Mar 04); 27:e64667

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The Utilization of Electronic Consultations (eConsults) to Address Emerging Questions Related to Long COVID-19 in Ontario, Canada: Mixed Methods Analysis

Jatinderpreet Singh, Michael Quon, Danica Goulet, Erin Keely, Clare Liddy

JMIR Hum Factors 2025 (Feb 28); 12:e58582

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Usage Trends and Data Sharing Practices of Healthcare Wearable Devices Among US Adults: Cross-Sectional Study

Ranganathan Chandrasekaran, Muhammed Sadiq T, Evangelos Moustakas

J Med Internet Res 2025 (Feb 21); 27:e63879

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Leveraging Large Language Models for Infectious Disease Surveillance—Using a Web Service for Monitoring COVID-19 Patterns From Self-Reporting Tweets: Content Analysis

Jiacheng Xie, Ziyang Zhang, Shuai Zeng, Joel Hilliard, Guanghui An, Xiaoting Tang, Lei Jiang, Yang Yu, Xiufeng Wan, Dong Xu

J Med Internet Res 2025 (Feb 20); 27:e63190

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A Call for Action: Lessons Learned From a Pilot to Share a Complex, Linked COVID-19 Cohort Dataset for Open Science

Clara Amid, Martine Y van Roode, Gabriele Rinck, Janko van Beek, Rory D de Vries, Gijsbert P van Nierop, Eric C M van Gorp, Frank Tobian, Bas B Oude Munnink, Reina S Sikkema, Thomas Jaenisch, Guy Cochrane, Marion P G Koopmans

JMIR Public Health Surveill 2025 (Feb 11); 11:e63996

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Health IT Implementation and the Impact of the COVID-19 Pandemic on Clinician-IT Dynamics: Qualitative Study

Adeola Bamgboje-Ayodele, Adrian Boscolo, Mitchell Burger, Owen Hutchings, Miranda Shaw, Tim Shaw, Amina Tariq, Sundresan Naicker, Steven McPhail, Melissa Baysari

J Med Internet Res 2025 (Feb 11); 27:e57847

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Effectiveness of Continuous Glucose Monitoring on Short-Term, In-Hospital Mortality Among Frail and Critically Ill Patients With COVID-19: Randomized Controlled Trial

Jiawei Shang, Ziming Yuan, Zuoyan Zhang, Quanhong Zhou, Yan Zou, Wei Wang

J Med Internet Res 2025 (Feb 07); 27:e67012

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Public Health Messaging on Twitter During the COVID-19 Pandemic: Observational Study

Ashwin Rao, Nazanin Sabri, Siyi Guo, Louiqa Raschid, Kristina Lerman

J Med Internet Res 2025 (Feb 05); 27:e63910

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