Table 1 Demographic characteristics
General population | Asymptomatic Carriersa | Symptomatic Patientsa | |
|---|---|---|---|
No. | 1500 | 621 | 733 |
Sex | |||
Male, n (%) | 711 (47.4) | 218 (35.1) | 378 (51.6) |
Age, years | |||
Mean ± SD | 48 ± 18.8 | 36.1 ± 13.3 | 42.7 ± 12.6 |
Median (IQR) | 47 (32–64) | 33 (26–44) | 39 (34–49) |
Subjects by age group, n (%) | |||
18–29 | 322 (21.7) | 239 (38.5) | 82 (11.2) |
30–49 | 495 (33.3) | 280 (45.1) | 474 (64.7) |
50–69 | 393 (26.5) | 89 (14.3) | 143 (19.5) |
≥ 70 | 275 (18.5) | 13 (2.1) | 34 (4.6) |
Educational attainment, n (%) | |||
Low | 773 (51.9) | 131 (21.3) | 294 (40.4) |
Medium (secondary) | 401 (26.9) | 323 (52.6) | 321 (44.1) |
High (bachelor, master or doctorate) | 314 (21.1) | 160 (26.1) | 113 (15.5) |