Surgical masks

BEHAVIORAL2 trials

Sponsors

Universidad Complutense de Madrid, Chiba University

Conditions

Acute Respiratory Infections (ARIs)COVID - 19Community Health WorkersFiltrationInfluenzaMasks

Unknown Phase

Effectiveness of Respirators Fit Factor in Healthcare Providers With and Without Beard

CompletedNCT04391010

Universidad Complutense de MadridCommunity Health Workers, Filtration, Masks

Start: 2020-05-22End: 2020-06-01Updated: 2020-06-02

Effect of Surgical Masks in Preventing Acute Respiratory Infections

Enrolling by invitationNCT07739446

Chiba UniversityAcute Respiratory Infections (ARIs), COVID - 19, Influenza

Start: 2026-07-01End: 2027-03-01Target: 2000Updated: 2026-08-03

Related Papers

Facial Hair Decreases Fit Factor of Masks and Respirators in Healthcare Providers

Biology2021-10-124 citations