1.
暴露风险事件发生情况(n=304)
Occurrence of exposure risk event (n=304) n (%)
| Items | 0 time | 1 time | 2 times | 3 times | ≥4 times |
| Contamination of hand and skin | 261 (85.9) | 17 (5.6) | 9 (3.0) | 5 (1.6) | 12 (3.9) |
| Contamination, falling off，or torn of shoe cover | 144 (47.4) | 62 (20.4) | 60 (19.7) | 15 (4.9) | 23 (7.6) |
| Contamination, falling off or torn of isolation gown | 215 (70.7) | 33 (10.9) | 25 (8.2) | 14 (4.6) | 17 (5.6) |
| Falling off or shifting of N95 mask | 241 (79.3) | 29 (9.5) | 24 (7.9) | 6 (2.0) | 4 (1.3) |
| Falling off or shifting of surgical mask | 266 (87.5) | 19 (6.3) | 10 (3.3) | 8 (2.6) | 1 (0.3) |
| Contamination, falling off or shifting of goggles | 290 (95.4) | 4 (1.3) | 7 (2.3) | 3 (1.0) | 0 |
| Contamination, falling off or shifting of splash screen | 222 (73.0) | 51 (16.8) | 19 (6.3) | 7 (2.3) | 5 (1.6) |