Table 3.
Characteristics of the HCW-to-HCW contacts by high-risk exposure
| High-risk exposure | P | ||
|---|---|---|---|
| No (n = 1023) | Yes (n = 804) | ||
| The date of the contact, n (%) | ** a | ||
| First peak | 318 (60) | 215 (40) | |
| Post-peak/normalization | 144 (62) | 88 (38) | |
| Second peak | 561 (53) | 501 (47) | |
| Gender, n (%) | NSa | ||
| Female | 598 (57) | 458 (43) | |
| Male | 425 (55) | 346 (45) | |
| Age, mean ± SD | 37.3±9.1 | 34.2±8.5 | *** b |
| Profession, n (%) | *** a | ||
| Physician | 243 (54) | 209 (46) | |
| Nurse | 259 (56) | 201 (44) | |
| Allied healthcare personnel | 80 (63) | 47 (37) | |
| Auxiliary staff | 168 (67) | 83 (33) | |
| Support staff | 273 (51) | 264 (49) | |
| Contact place, n (%) | * a | ||
| COVID-19 ERs/clinics | 69 (58) | 50 (42) | |
| General ERs/clinics | 430 (60) | 291 (40) | |
| Non-patient care settings | 524 (53) | 463 (47) | |
| Work-related contact, n (%) | *** a | ||
| Yes | 663 (67) | 321 (33) | |
| No | 360 (43) | 483 (57) | |
| Social contact, n (%) | *** a | ||
| Yes | 525 (43) | 703 (57) | |
| No | 498 (83) | 101 (17) | |
NS, not significant.
aChi-squared test.
bStudent’s t-test.
*P < 0.05,
**P < 0.01,
***P < 0.001.