Table 2.
Demographic parameters, comorbidities, pulmonary involvement and symptoms at admission
| Cholecalciferol group | Control group | |||
|---|---|---|---|---|
| n | n=274 | n | n=269 | |
| Demographics | ||||
| Age (years), median [IQR] | 274 | 59.0 [49.0, 70.0] | 269 | 57.0 [45.0, 67.0] |
| Males, n (%) | 274 | 181 (66.1) | 269 | 172 (63.9) |
| BMI (Kg/m2), median [IQR] | 214 | 28.3 [25.7, 30.9] | 207 | 28.7 [25.9, 32.4] |
| Smokers, n (%) | 272 | 31 (11.4) | 269 | 29 (10.8) |
| Comorbidities | ||||
| Hypertension, n (%) | 274 | 114 (41.6) | 269 | 124 (46.1) |
| Diabetes, n (%) | 274 | 58 (21.2) | 269 | 76 (28.3) |
| Cardiovascular disease, n (%) | 274 | 55 (20.1) | 269 | 60 (22.3) |
| Asthma, n (%) | 274 | 14 (5.1) | 269 | 16 (5.9) |
| COPD, n (%) | 274 | 14 (5.1) | 269 | 9 (3.3) |
| Pulmonary involvement, n (%)a | 274 | 234 (85.4) | 269 | 217 (80.7) |
| Symptoms | ||||
| Fever, n (%) | 274 | 190 (69.3) | 269 | 198 (73.6) |
| Cough, n (%) | 274 | 185 (67.5) | 269 | 176 (65.4) |
| Weakness, n (%) | 274 | 167 (60.9) | 269 | 171 (63.6) |
| Dyspnoea, n (%) | 274 | 150 (54.7) | 269 | 143 (53.2) |
| Headache, n (%) | 274 | 93 (33.9) | 269 | 95 (35.3) |
| Anosmia, n (%) | 274 | 46 (16.8) | 269 | 61 (22.7) |
| Diarrhoea, n (%) | 274 | 45 (16.4) | 269 | 60 (22.3) |
| Ageusia, n (%) | 274 | 37 (13.5) | 269 | 40 (14.9) |
| Other, n (%) | 274 | 52 (19.0) | 269 | 57 (21.2) |
| Number of symptoms, median [IQR] | 274 | 3.0 [2.0, 5.0] | 269 | 4.0 [2.0, 5.0] |
n number of patients available for analysis, IQR interquartile range, COPD chronic obstructive pulmonary disease
aAssessed by chest X-ray and/or computed axial tomography