Demographic data, main comorbidities and clinical manifestations during the course of disease
| Studied variables | N=159 |
| Demographic variables | |
| Age, mean (SD) | 41.3 (11.7) |
| Women, n (%) | 126 (79.2) |
| Body mass index, mean (SD) | 24.8 (4.7) |
| Comorbidities, n (%) | |
| High blood pressure | 8 (5) |
| Diabetes mellitus | 3 (2) |
| Ischaemic heart disease | 0 |
| Ictus | 0 |
| Tobacco exposure | 0 cigarette: 143 (89) |
| 1–10 cigarettes: 12 (8) | |
| 10–20 cigarettes: 4 (2.5) | |
| Asthma | 15 (9.4) |
| Clinical manifestations, n (%) | |
| Fever | No fever: 41 (25.8) |
| Low fever: 81 (56.9) | |
| Moderate fever: 34 (21.4) | |
| High fever: 3 (1.9) | |
| Maximum body temperature | 38°C (SD=0.7°C) |
| Rhinitis | 40 (25.2) |
| Hyposmia/hypogeusia | 111 (69.8) |
| Throat pain | 59 (36.9) |
| Cough (dry/productive) | 104 (65.4)/12 (7.5) |
| Headache | 104 (65.4) |
| Myalgia | 107 (67.3) |
| Dyspnoea | 60 (37.5) |
| Tachycardia | 28 (17.6) |
| Asthenia | 94 (59.1) |
| Digestive manifestations (diarrhoea, nausea or vomiting) | 73 (45.9) |