TABLE 1: Epidemiological data and occupational exposure of study participants.
| Characteristic | N (%) tested |
|---|---|
| Sex | |
| Male | 152 (25.7%) |
| Female | 440 (74.3%) |
| Travelling to an area with documented COVID-19 circulation | 62 (10.5%) |
| Contact with a confirmed COVID-19 patient | 116 (19.6%) |
| Participation in large community events | 108 (18.2%) |
| Occupational exposure | |
| Infectious disease ward staff | 150 (25.3%) |
| Internal medicine ward staff | 24 (4.0%) |
| Anesthesiology ward staff | 12 (2.0%) |
| Surgery ward staff | 13 (2.2%) |
| Gynecology ward staff | 23 (3.9%) |
| Psychiatry ward staff | 31 (5.2%) |
| Pediatric ward staff | 26 (4.4%) |
| Physiotherapy staff | 18 (3.0%) |
| Emergency medicine staff | 23 (3.9%) |
| Radiology staff | 11 (1.9%) |
| Hemodialysis unit staff | 34 (5.7%) |
| Microbiology (COVID-19 diagnostics) staff | 29 (4.9%) |
| Epidemiology/public health staff | 21 (3.5%) |
| Laboratory staff | 10 (1.7%) |
| Patient transporters | 33 (5.6%) |
| Cleaning personnel | 15 (2.6%) |
| Dental medicine staff | 15 (2.6%) |
| General practice staff | 48 (8.1%) |
| Nursing homes/eldercare facility staff | 22 (3.8%) |
| Others (social workers, administrative workers) | 34 (5.7%) |
| Clinical symptoms consistent with COVID-19 | 300 (50.7%) |
| Fever ≥38°C | 68 (11.5%) |
| Chills | 62 (10.5%) |
| Fatigue | 152 (25.7%) |
| Muscle aches (myalgia) | 110 (18.6%) |
| Sore throat | 143 (24.1%) |
| Cough | 144 (24.3%) |
| Runny nose (rhinorrhea) | 193 (32.6%) |
| Shortness of breath | 41 (6.9%) |
| RT-PCR testing positive for SARS-CoV-2 | 180 (30.4%) |
| Influenza vaccination in 2019/2020 | 128 (21.6%) |
COVID-19: coronavirus disease; RT-PCR: reverse-transcriptase polymerase chain reaction; SARS-CoV-2: severe acute respiratory syndrome coronavirus 2.