Quantitative fit-test concordance of a pair of similar-fit 3M Aura respirator models, 3M 9320A+ and 3M 1870+: A randomized crossover study.
Daryl Lindsay Goulding WilliamsBenjamin KaveFiona BeggCharles BodasIrene NgPublished in: Infection control and hospital epidemiology (2022)
Similar-fit paired FFR models may provide a consequentially different level of respiratory protection, especially for women. Our findings are important for FFR stockpiling and fit-testing strategies, especially during crisis capacity.