Table 1.
Baseline socio-demographic and clinical characteristics.
| N = 479 | |
|---|---|
| Gender, n (%) | |
| Female | 252 (52.6) |
| Male | 227 (47.4) |
| Age group, n (%) | |
| 18–40 | 107 (22.3) |
| 41–60 | 205 (42.8) |
| >60 | 167 (34.9) |
| Ethnicity, n/N (%) | |
| Native Italian | 422/457 (92.3) |
| European | 32/457 (7.0) |
| Non-European | 3/457 (0.7) |
| Co-morbidities, number, n (%) | |
| 0 | 230 (48.0) |
| 1 | 135 (28.2) |
| 2 | 66 (13.8) |
| 3 | 31 (6.5) |
| ≥4 | 17 (3.5) |
| Co-morbidities, n/N (%) | |
| Hypertension | 106/468 (22.6) |
| Obesity | 78 (16.3) |
| Diabetes | 25/475 (5.3) |
| Chronic respiratory diseasea | 17/475 (3.6) |
| Cardiovascular diseaseb | 7/475 (1.5) |
| Liver disease | 9/475 (1.9) |
| Psychiatric disordersc | 5 (1.0) |
| Renal impairment | 0/475 (0.0) |
| Under chronic medication, n/N (%) | |
| Yes | 227/473 (48.0) |
| No | 246/473 (52.0) |
n, number; N, number as a denominator.
a
Pulmonary disease: asthma, chronic obstructive pulmonary disease.
b
Cardiovascular disease: heart failure, ischaemic heart disease, tachyarrhythmias, valvular heart disease, venous thromboembolism.
c
Depression, anxiety.