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Association Between COVID-19 During Pregnancy and Preterm Birth by Trimester of Infection: Retrospective Cohort Study Using Large-Scale Social Media Data

Association Between COVID-19 During Pregnancy and Preterm Birth by Trimester of Infection: Retrospective Cohort Study Using Large-Scale Social Media Data

To assess the association between COVID-19 infection during pregnancy and preterm birth, we used the frequencies of these 2 categorical variables in a 2 × 2 contingency table to calculate the odds ratio (OR) with a 95% CI, where OR = (A/B) / (C/D) (Table 2).

Ari Z Klein, Shriya Kunatharaju, Su Golder, Lisa D Levine, Jane C Figueiredo, Graciela Gonzalez-Hernandez

J Med Internet Res 2025;27:e66097

Human Guide Training to Improve Hospital Accessibility for Patients Who Are Blind: Needs Assessment and Pilot Process Evaluation

Human Guide Training to Improve Hospital Accessibility for Patients Who Are Blind: Needs Assessment and Pilot Process Evaluation

Pre- and posttest scores for behavioral capability were assessed for change using paired samples t tests with Cohen d effect sizes. Trainee characteristics representing the reach of the human guide training program. a One case missing (ie, analytic n=86). b ADA: Americans With Disabilities Act. There are inadequate published definitions of diagnostic codes related to capturing patients who are B/LV.

Tyler G James, Sarah Hughes, Christa Moran, Sherry Day, Michael M McKee

JMIR Rehabil Assist Technol 2025;12:e64666