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Uncovering Social States in Healthy and Clinical Populations Using Digital Phenotyping and Hidden Markov Models: Observational Study

Uncovering Social States in Healthy and Clinical Populations Using Digital Phenotyping and Hidden Markov Models: Observational Study

(E) The total dwell time was compared to clinical measures. (F) Lower socially active dwell time in AD versus HCs, and an interaction between socially active dwell time and AD when predicting social functioning, were observed. AD: Alzheimer disease; HC: healthy control; SCC: subjective cognitive complaints; SZ: schizophrenia; S1: state 1; S2: state 2; zt: hidden state at time point, t.

Imogen E Leaning, Andrea Costanzo, Raj Jagesar, Lianne M Reus, Pieter Jelle Visser, Martien J H Kas, Christian F Beckmann, Henricus G Ruhé, Andre F Marquand

J Med Internet Res 2025;27:e64007

Sex Differences in the Variability of Physical Activity Measurements Across Multiple Timescales Recorded by a Wearable Device: Observational Retrospective Cohort Study

Sex Differences in the Variability of Physical Activity Measurements Across Multiple Timescales Recorded by a Wearable Device: Observational Retrospective Cohort Study

The results from these tests and the distributions compared with these tests are shown in most of the figures and tables (Figures 1 C-E, 2 A-D, 3 D, and 4 A and 4 B; Figures S2-S5 in Multimedia Appendix 1). Population SDs of the subpopulations described were calculated for their relevance to power analysis (Tables S1 and S2 in Multimedia Appendix 1).

Kristin J Varner, Lauryn Keeler Bruce, Severine Soltani, Wendy Hartogensis, Stephan Dilchert, Frederick M Hecht, Anoushka Chowdhary, Leena Pandya, Subhasis Dasgupta, Ilkay Altintas, Amarnath Gupta, Ashley E Mason, Benjamin L Smarr

J Med Internet Res 2025;27:e66231

Moderators’ Experiences of the Safety and Effectiveness of Patient Engagement in an Asthma Online Health Community: Exploratory Qualitative Interview Study

Moderators’ Experiences of the Safety and Effectiveness of Patient Engagement in an Asthma Online Health Community: Exploratory Qualitative Interview Study

private message (ie, a message sent between users, not published on the OHC and only seen by moderators if reported by a user) was against the rules and when contacting users, the moderators mentioned that they often referred to a published set of community guidelines, which users agreed to abide by when they signed up to the OHC: If I get an inappropriate post, I review it to make sure what part of the terms and conditions it’s breaking, then I’ll delete the post and then I’ll send a warning to the member, via e-mail

Helen E Wood, Georgios Dimitrios Karampatakis, Neil S Coulson, Nishanth Sastry, Xiancheng Li, Stephanie J C Taylor, Chris J Griffiths, Anna De Simoni

J Med Internet Res 2025;27:e58167

Co-Designing Priority Components of an mHealth Intervention to Enhance Follow-Up Care in Young Adult Survivors of Childhood Cancer and Health Care Providers: Qualitative Descriptive Study

Co-Designing Priority Components of an mHealth Intervention to Enhance Follow-Up Care in Young Adult Survivors of Childhood Cancer and Health Care Providers: Qualitative Descriptive Study

Participants were compensated with a CAD $25 (US $17.91) e-gift card for their participation. Similarly, we conducted telephone interviews with health care providers who followed the same consent process as survivor participants. Each interview lasted 15 to 20 minutes. Health care providers were also compensated with a CAD $25 (US $17.91) e-gift card for their participation. We hosted a half-day online community engagement event via Zoom in October 2022.

Sharon H J Hou, Brianna Henry, Rachelle Drummond, Caitlin Forbes, Kyle Mendonça, Holly Wright, Iqra Rahamatullah, Perri R Tutelman, Hailey Zwicker, Mehak Stokoe, Jenny Duong, Emily K Drake, Craig Erker, Michael S Taccone, Liam Sutherland, Paul Nathan, Maria Spavor, Karen Goddard, Kathleen Reynolds, Fiona S M Schulte

JMIR Cancer 2025;11:e57834

Family Caregiver Perspectives on Digital Methods to Measure Stress: Qualitative Descriptive Study

Family Caregiver Perspectives on Digital Methods to Measure Stress: Qualitative Descriptive Study

This included contacting previous study participants participating in a digital peer support program for caregivers of people with motor neurone disease [32], snowball sampling, social media (X, formerly known as Twitter), patient charities (ICUSteps and Motor Neurone Disease Association), the King’s College London weekly research volunteer e-circular, and through E-Carewell (research program of digital support tools for carers run by Ulster University).

Louise Rose, Sian Saha, Emily Flowers, Chee Siang Ang, Alexander J Casson, Joan Condell, Faith Matcham, Tony Robinson, John Rooksby

J Med Internet Res 2025;27:e66034