Summary of COVID-19 alcohol studies

1. Gilley et al., Risk Factors for COVID-19 in College Students Identified by Physical, Mental, and Social Health Reported During the Fall 2020 Semester: Observational Study Using the Roadmap App and Fitbit Wearable Sensors

1,991 patient alcohol study: 50% fewer cases (p=0.05).
Retrospective survey of 1,997 college students in the USA, showing higher risk of COVID-19 cases with alcohol consumption.
Feb 2022, JMIR Mental Health, https://mental.jmir.org/2022/2/e34645, https://c19p.org/gilleyac

2. Mohsin et al., Lifestyle and Comorbidity-Related Risk Factors of Severe and Critical COVID-19 Infection: A Comparative Study Among Survived COVID-19 Patients in Bangladesh

1,500 patient alcohol study: 28% lower severe cases (p=0.001).
Retrospective 1,500 COVID+ patients in Bangladesh, showing higher risk of severe cases with alcohol/smokeless tobacco/substance abuse.
Sep 2021, Infection and Drug Resistance, https://www.dovepress.com/lifestyle-and-comorbidity-related-risk-factors-of-severe-and-critical--peer-reviewed-fulltext-article-IDR, https://c19p.org/mohsinac

3. Paul et al., Health behaviours the month prior to COVID-19 infection and the development of self-reported long COVID and specific long COVID symptoms: A longitudinal analysis of 1,811 UK adults

1,811 patient alcohol study: 28% higher long COVID (p=0.4).
Retrospective 1,811 COVID-19 patients in the UK, showing no significant difference in self-reported long COVID based on having ≤14 vs. >14 alcoholic drinks per week in the month before infection.
Apr 2022, medRxiv, https://www.medrxiv.org/content/10.1101/2022.04.12.22273792, https://c19p.org/paulac