4 ms·

Also, they aren't testing masking effect on seroprevalence (or R0), they are testing the effect of sending out free masks and encouraging masking. That is only

by lotu 5y ago

Also, they aren't testing masking effect on seroprevalence (or R0), they are testing the effect of sending out free masks and encouraging masking. That is only going to move the percent of people masking up or down a few percent at best.

sampo 5y ago
The study says: > The intervention increased proper mask-wearing from 13.3% in control villages (N=806,547 observations) to 42.3% in treatment villages (N=797,715 observations) https://www.poverty-action.org/sites/default/files/publications/Mask_RCT____Symptomatic_Seropositivity_083121.pdf https://www.poverty-action.org/sites/default/files/publicati...