Living meta-analysis and evidence synthesis of therapies for COVID-19

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MacIntyre (cloth mask), 2015 ACTRN12610000887077

face mask (n=569) vs. control (n=458)

cluster randomized trial   some concerns about risk of bias

Studied treatment

cloth masks

Control treatment

control

3 arms: cloth mask; medical masks and control

Patients

infections other than COVID-19

Method

open-label

14 secondary-level/tertiary-level hospitals in Hanoi, Vietnam.

Remark

MacIntyre (medical mask), 2015 ACTRN12610000887077

face mask (n=580) vs. control (n=458)

cluster randomized trial   risk of bias NA

Studied treatment

medical masks

Control treatment

control

3 arms: cloth mask; medical masks and control

Patients

infections other than COVID-19

Method

open-label

14 secondary-level/tertiary-level hospitals in Hanoi, Vietnam.

Remark