Table 3.
Quantitative fit factors for 5 models of surgical masks by sex and fit protocol
| Health care mask type |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mask D |
Mask H |
Mask I |
Mask G |
Mask F |
||||||
| Unassist | Assisted | Unassist | Assisted | Unassist | Assisted | Unassist | Assisted | Unassist | Assisted | |
| Sex | ||||||||||
| Male | 3.2 (0.4) | 3.1 (0.9) | 3.6 (0.5) | 9.6 (0.6) | 6.9 (4.0) | 7.3 (3.9) | 4.7 (2.2) | 5.7 (0.5) | 4.1 (0.1) | 4.8 (0.7) |
| Female | 2.5 (0.1) | 2.9 (0.9) | 4.7 (0.8) | 7.6 (1.8) | 6.7 (2.4) | 6.1 (0.4) | 4.8 (0.8) | 7.0 (1.3) | 3.3 (2.1) | 2.8 (0.9) |
NOTE. Data are mean and standard error (in parentheses). Fit protocol: unassisted (unassist) and assisted.