A cluster randomised trial of cloth masks compared with medical masks in healthcare workers

Raina MacIntyre, C.; Seale, Holly; Chi Dung, Tham; Trần Hiển, Nguyễn; Thi Nga, Phan; Ahmad Chughtai, Abrar; Rahman, Bayzidur; E. Dwyer, Dominic; Wang, Quanyi

doi:10.1136/bmjopen-2014-006577

Public

A cluster randomised trial of cloth masks compared with medical masks in healthcare workers

Published in BMJ Open • Apr 1, 2015

Authors:

C. Raina MacIntyre

Holly Seale

Tham Chi Dung

Abstract

OBJECTIVE: The aim of this study was to compare the efficacy of cloth masks to medical masks in hospital healthcare workers (HCWs). The null hypothesis is that there is no difference between medical masks and cloth masks. SETTING: 14 secondary-level/tertiary-level hospitals in Hanoi, Vietnam. PARTIC...

Subject

Medicine

Health care

Cluster (spacecraft)

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