… the effect of N95 respirators. We aimed to assess the effectiveness of N95 respirators
versus surgical masks for prevention of influenza by collecting randomized controlled trials (RCTs). …

… We found no significant difference in risk of influenza-like illness between N95 respirators
and surgical masks in the meta-analysis of the 3 RCTs (OR 0.51, 95% CI 0.19–1.41; I 2 = 18%) …

… A systematic review and meta-analysis from 2020 studied the effectiveness of N95
respirators versus surgical masks against influenza, including related RCTs. This current …

… % and 7.3%, respectively), but the studies may have been underpowered to detect a superior
protective effect of N95 respirators against influenza and other lower incidence outcomes. …

… of SM, as opposed to N95 respirators, only among symptomatic … The efficacy of SM usage
to prevent transmission of influenza… respirators, surgical masks, and homemade masks. The …

… influenza between N95 and medical masks (RR = 0.91; 95% CI: 0.77–1.07; p = 0.26). Medical
masks provided similar protection against other … Items for Systematic Reviews and Meta-…

… N95 respirator or its equivalent was the most effective mask … of medical or surgical masks
against influenza or coronavirus … masks for the general population; medical/surgical masks for …

… masks use for protecting against, this systematic review and meta-analysis intended to
evaluate the effectiveness of N95 … of N95 respirators over surgical masks against influenza like …

… In contrast, medical masks (also known as surgical masks) are … On the other hand, if N95
respirators are clearly more effective, … an updated systematic review and meta-analysis to help …