Table 2 Fitted filtration efficiency (FFE) of tested face masks (n = 100, Female = 50, Male = 50).
From: Variation in the fitted filtration efficiency of disposable face masks by sex
Baseline Fitted Filtration Efficiency (FFE) | ||||||
|---|---|---|---|---|---|---|
1st (25%) | 2nd (50%) | 3rd (75%) | Average/median (50%) values | |||
Participants | Tukey HSD tests | |||||
All | Female | Male | F vs M | |||
N95 Respirator | ||||||
Average FFE (s.d.) | 97.8 (3.2) | 97.4 (3.4) | 98.2 (2.9) | n.s. | ||
Quartile | 97.7 | 99.2 | 99.6 | 98.8 | 99.5 | |
KN95 | ||||||
Average FFE (s.d.) | 69.4 (12.2) | 65.7 (12.0) | 73.1 (11.5) | *** | ||
Quartile | 60.5 | 70.2 | 78.6 | 64.2 | 74.7 | |
Surgical | ||||||
Average FFE (s.d.) | 57.5 (9.9) | 52.4 (8.0) | 62.5 (9.2) | *** | ||
Quartile | 49.6 | 57.7 | 63.6 | 52.3 | 62.3 | |
KF94 | ||||||
Average FFE (s.d.) | 55.2 (15.6) | 47.6 (13.8) | 62.8 (13.5) | *** | ||
Quartile | 43.0 | 52.8 | 67.3 | 45.0 | 62.0 | |
