Trial measures effectiveness of adding a mask recommendation to other public health measures – Medical Xpress

A randomized trial of more than 6,000 participants in Denmark adds new evidence to what is known about whether masks protect the wearer from SARS-CoV-2 infection in a setting where public health measures, including social distancing, are in effect but others are not wearing masks. The DANMASK-19 trial randomized participants to follow those public health measures with or without an additional recommendation to wear a surgical mask when outside the home. Mask use outside of hospitals was uncommon…

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