Table 1.
Factors associated with CoV(+) (SARS-CoV-2 infection) among 1095 HCWs.
| Total |
CoV(+) (%) |
CoV(−) (%) |
p-value |
OR (95% CI) |
|
|---|---|---|---|---|---|
| Total | 1095 | 36 (100) | 1059 (100) | ||
| Working area (only registered nurses, practical nurses, physiciansa) | |||||
| Covid-19 ICU | 111 (11.7) | 1 (2.9) | 110 (12.0) | 1.0 | |
| Other ICU | 245 (25.8) | 0 (0) | 245 (26.8) | 0.995 | N/A |
| Covid-19 ward | 88 (9.3) | 8 (23.5) | 80 (8.7) | 0.025 | 11.0 (1.3–89.7) |
| Non-Covid-19 ward Ab with case(s) among staff | 23 (2.4) | 0 (0) | 23 (2.5) | 0.998 | N/A |
| Non-Covid-19 ward Bc with case(s) among staff | 84 (8.9) | 19 (55.9) | 65 (7.1) | 0.001 | 32.2 (4.2–245.8) |
| Other non-Covid-19 ward | 178 (18.8) | 1 (2.9) | 177 (19.3) | 0.738 | 0.6 (0.04–10.0) |
| Emergency department | 206 (21.7) | 5 (14.7) | 201 (22.0) | 0.351 | 2.7 (0.3–23.7) |
| Other working area | 14 (1.5) | 0 (0) | 14 (1.5) | 0.998 | N/A |
| Known contacts with Covid-19 patientsd | |||||
| Treated Covid-19 patients | 653 (60.0) | 12 (35.3) | 641 (60.8) | 0.003 | 0.4 (0.2–0.7) |
| Treated Covid-19 patient(s) without adequate protection | 52 (4.8) | 5 (14.7) | 30 (2.9) | 0.020 | 3.7 (1.4–10.0) |
| Treated patients without known Covid-19 | 497 (45.7) | 18 (52.9) | 479 (45.4) | 0.388 | 1.4 (0.7–2.7) |
| Covid-19 ward, no patient contact | 182 (16.7) | 1 (2.9) | 282 (17.2) | 0.029 | 0.1 (0.02–1.1) |
| Other working areas, no patient contact | 122 (11.2) | 2 (5.9) | 120 (11.4) | 0.317 | 0.5 (0.1–2.1) |
| Contact with persons with Covid-19/suspicion of Covid-19/travel abroad | |||||
| -No known contact | 573 (52.3) | 7 (19.4) | 566 (53.4) | 1.0 | |
| -Contact with a person with Covid-19 suspicion or travel abroad | 195 (17.8) | 2 (5.6) | 193 (18.2) | 0.826 | 0.8 (0.2–4.1) |
| -Contact with a confirmed Covid-19 case | 327 (29.8) | 27 (75.0) | 300 (28.3) | <0.001 | 7.3 (3.1–16.9) |
| Isolation | |||||
| -None | 850 (79.2) | 13 (3.1) | 837 (80.7) | 1.0 | |
| -Respondent in quarantine | 167 (15.5) | 12 (33.3) | 155 (14.9) | <0.001 | 5.0 (2.2–11.1) |
| -Household contact in quarantine | 35 (3.3) | 1 (2.8) | 34 (3.3) | 0.544 | 1.9 (0.2–14.9) |
| -Respondent plus family member in quarantine | 12 (1.1) | 1 (2.8) | 11 (1.1) | 0.102 | 5.9 (0.7–48.7) |
| - Covid-19-positive household member | 9 (0.8) | 9 (25.0) | 0 (0) | 0.998 | N/A |
| Used public transportation | 532 (49.5) | 18 (50.0) | 514 (49.6) | 0.959 | 1.0 (0.5–2.0) |
| Travel abroade | |||||
| -No | 728 (66.5) | 24 (66.7) | 704 (66.5) | 1.0 | |
| -Yes | 367 (33.5) | 12 (33.3) | 355 (33.5) | 0.981 | 1.0 (0.5–2.0) |
| Household members | |||||
| No others | 270 (24.7) | 10 (27.8) | 260 (24.6) | 0.661 | 1.0/0.8 (0.4–1.8) |
| One other adult | 658 (60.1) | 21 (58.3) | 637 (60.2) | 0.782 | 0.9 (0.4–1.9) |
| Two or more other adults | 113 (10.3) | 5 (13.9) | 108 (10.2) | 0.740 | 1.2 (0.4–3.6) |
| Children 10–18 years | 251 (22.9) | 15 (41.7) | 236 (22.3) | 0.230 | 1.7 (0.7–3.8) |
| Children 6–9 years | 168 (15.3) | 7 (19.4) | 161 (15.2) | 0.807 | 1.1 (0.4–3.0) |
| Children 0–5 years | 178 (16.2) | 0 (0) | 178 (16.8) | 0.987 | N/A |
a
Total number of CoV (+) = 34 and CoV(−) = 915.
b
No socializing outside working hours.
c
Socializing outside working hours.
d
Missing data 17.
e
No significant differences were seen between the various regions as destinations.