@soncharm @finn_charlene @Surgeon_General Only the cloth mask is labeled as not statistically significant (which isn't even that important in an observational study), reasonably expected with smaller effect size and <50% of the people in the study using a cloth mask.
@soncharm@finn_charlene@surgery_General仅布面具被标记为不具有统计学意义（在观察性研究中甚至没有那么重要），合理预期效果较小，且<；50%的受试者使用布面罩。