| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T49 |
0-102 |
Sentence |
denotes |
N-95 respirators (see Fig 3 & Fig 3a & Fig. 4 15 ) are required for airborne protection from COVID-19. |
| T50 |
103-299 |
Sentence |
denotes |
Per OSHA regulations, HCW must be properly fit-tested with either a qualitative or quantitative device to ensure the mask makes a proper seal with the wearer's skin and offers adequate protection. |
| T51 |
300-368 |
Sentence |
denotes |
Users must be clean shaven for mask use as well as for the fit test. |
| T52 |
369-467 |
Sentence |
denotes |
Numerous brands are available from multiple manufacturers16 (see photos from NIOSH webiste below). |
| T53 |
468-562 |
Sentence |
denotes |
Users with beards cannot be fit tested with an N95, since an adequate seal is not possible17 . |
| T54 |
563-761 |
Sentence |
denotes |
HCW with beards can use a powered air-purifying respirator (PAPR) with a hood, since these function without the need for a tight skin seal and therefore also do not require fit testing (see photos). |
| T55 |
762-813 |
Sentence |
denotes |
Fig. 4 face shield and N95 for airborne protection. |
