3 ms·
> I could post literally hundreds more examples of statistically significant, RCT'd science showing they have no effect on viral transmission. Please do. I'm o
by oasisbob 5y ago
> I could post literally hundreds more examples of statistically significant, RCT'd science showing they have no effect on viral transmission.
Please do. I'm only aware of about a half-dozen controlled trials of mask usage, and they're all low-powered.
- chrischattin 5y agoHere's a meta-study of 10 you can peruse... "In pooled analysis, we found no significant reduction in influenza transmission with the use of face masks (RR 0.78, 95% CI 0.51–1.20; I2 = 30%, p = 0.25)" https://wwwnc.cdc.gov/eid/article/26/5/19-0994_article https://wwwnc.cdc.gov/eid/article/26/5/19-0994_article