Supplementary Table 2.
COVID-19 cases among physicians and residents of University of Genova employed at IRCCS Ospedale Policlinico San Martino of Genoa in the period 1st October 2020 - 31st March 2021, Secondary Attack Rate (SARs) analyzed for exposure to index cases univariate analysis regarding HCWs clinical activity in COVID-19 wards.
| Variable | Residents n (%) | Physiscian n (%) | COVID-19 Cases (n) | Infection prevalence (%) | Household community close contact n (%) | Unknown exposure n (%) | Close contact with patients n (%) | Workplace close contact n (%) |
|---|---|---|---|---|---|---|---|---|
| HCWs on field (n=860) | 690 (80.2) | 170 (19.8) | 97 | 11.3 | 15 (15.5) | 34 (35) | 44 (45.4) | 4 (4.1) |
| HCWs employed in COVID-19 wards (n=261) | 211 (24.5) | 50 (29.4) | 34 | 13.0 | 2 (5.9) | 11 (32.4) | 17 (50) | 4 (11.8) |
| HCWs employed in non-COVID-19 wards (n=599) | 479 (76.5) | 120 (70.6) | 63 | 10.5 | 13 (20.6) | 23 (36.5) | 27 (42.9) | 0 |
| HCWs employed in COVID-19 wards infected | 32 (15.2) | 2 (1.2) | - | - | - | - | - | - |
| HCWs employed in non-COVID-19 wards infected | 48 (10.0) | 15 (12.5) | - | - | - | - | - | - |
| On field (n) | COVID-19 cases(n) | OR (95% CI) | p | |||||
| HCWs employed in non-COVID-19 wards | 599 | 63 | ref | - | ||||
| HCWs employed in COVID-19 wards | 261 | 34 | 1.16 (0.81.7) | 0.467 | ||||
| Residents employed in non-COVID-19 wards | 479 | 48 | ref | - | ||||
| Residents employed in COVID-19 wards | 211 | 32 | 1.51 (1.02.3) | 0.0514 | ||||
| Physicians employed in non-COVID-19 wards | 120 | 15 | ref | - | ||||
| Physicians employed in COVID-19 wards | 50 | 2 | 0.32 (0.071.35) | 0.1204 |