Baseline characteristics
| All individuals (n=315) | |
| Participant characteristics | |
| Age | 37 (29–47) |
| Female, n (%) | 221 (71) |
| Role, n (%) | |
| Doctor | 111 (36) |
| Nurse or midwife | 114 (37) |
| Other clinical | 51 (17) |
| Non-clinical | 31 (10) |
| Comorbidities, n (%) | |
| Organ transplant recipient | 1 (0) |
| Diabetes (type I or II) | 7 (2) |
| Heart disease or heart problems | 6 (2) |
| Hypertension | 20 (6) |
| Overweight | 50 (16) |
| Anaemia | 7 (2) |
| Asthma | 33 (11) |
| Other lung condition | 1 (0) |
| Weakened immune | 3 (1) |
| Depression | 14 (4) |
| Anxiety | 23 (7) |
| Psychiatric disorder | 1 (0) |
| No comorbidity | 198 (63) |
| COVID-19 characteristics | |
| Self-assessed disease severity, n (%) | |
| Asymptomatic | 7 (2) |
| Mild | 56 (18) |
| Moderate | 163 (52) |
| Severe, not hospitalised | 87 (28) |
| Duration of symptoms, days | 13 (9–23) |
| Time since symptom onset, days | 44 (35–53) |
Results are median (IQR), unless otherwise stated. Percentages are calculated from non-missing values. Symptom feedback incomplete for two participants.