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Developing a Novel Mobile App to Support HIV Testing and Pre-Exposure Prophylaxis Uptake Among Men Who Have Sex With Men: Formative and Technical Pilot Study

Developing a Novel Mobile App to Support HIV Testing and Pre-Exposure Prophylaxis Uptake Among Men Who Have Sex With Men: Formative and Technical Pilot Study

Regarding Sex Pro, participants felt the numeric score and the color coding (red for low score indicating low protection from HIV, yellow or orange for intermediate score indicating moderate protection, and green for a high score indicating high protection) were important to provide a more robust understanding of what their score meant. One participant in Chicago described it as follows: The higher the number the better, even 12 versus 9 just sounds and feels better.

Albert Y Liu, Thiago S Torres, Cat-Dancing Alleyne, Janie Vinson, Kelly Bojan, Pedro Alonso Serrano, Temitope Oyedele, Elizabeth Enriquez-Bruce, Patricia Emmanuel, Jeb Jones, Kathryn E Muessig, Susan P Buchbinder, Patrick Sullivan, Lisa B Hightow-Weidman, Hyman Scott

JMIR Hum Factors 2025;12:e62830

Detecting Sleep/Wake Rhythm Disruption Related to Cognition in Older Adults With and Without Mild Cognitive Impairment Using the myRhythmWatch Platform: Feasibility and Correlation Study

Detecting Sleep/Wake Rhythm Disruption Related to Cognition in Older Adults With and Without Mild Cognitive Impairment Using the myRhythmWatch Platform: Feasibility and Correlation Study

Although we applied this aforementioned 20 hours per day criterion, to maximize data collection, note that the app was programmed to reward participants with a green star only if they collected at least 22 hours of data per day. Following previously published technical definitions, we calculated extended cosine-based [13] and nonparametric [14-17] sleep/wake measures using the R package ‘RAR’ and custom code.

Caleb D Jones, Rachel Wasilko, Gehui Zhang, Katie L Stone, Swathi Gujral, Juleen Rodakowski, Stephen F Smagula

JMIR Aging 2025;8:e67294