Table 3.
Selected characteristics of the population included in the analysis
| Bologna | Brescia | Verona | |
|---|---|---|---|
| Total N | 5525 | 6498 | 5218 |
| Sex+ | |||
| Men | 1752 (31.7%) | 1771 (27.3%) | 1555 (29.8%) |
| Women | 3773 (68.3%) | 4727 (72.7%) | 3663 (70.2%) |
| Age group+ | |||
| 18-29 | 957 (17.3%) | 911 (14.0%) | 1074 (20.6%) |
| 30-39 | 1423 (25.8%) | 1257 (19.3%) | 1151 (22.1%) |
| 40-49 | 1182 (21.4%) | 1611 (24.8%) | 1087 (20.8%) |
| 50+ | 1963 (35.5%) | 2719 (41.8%) | 1906 (36.5%) |
| Age* | 43.16 (12.0) | 44.98 (11.37) | 42.8 (12.3) |
| Job title+ | |||
| Administration | 217 (3.9%) | 766 (11.8%) | 378 (7.2%) |
| Physician | 1649 (29.8%) | 1644 (25.3%) | 1752 (33.6%) |
| Nurse | 1781 (32.2%) | 2286 (35.2%) | 1841 (35.3%) |
| Technician | 250 (4.5%) | 565 (8.7%) | 462 (8.9%) |
| Other HCW | 1628 (29.5%) | 1237 (19.0%) | 785 (15.0%) |
| Previous infection+ | |||
| No | 5099 (92.3%) | 4996 (76.9%) | 4663 (89.4%) |
| Yes | 426 (7.7%) | 1502 (23.1%) | 555 (10.6%) |
| Pre-vaccination ln (Ab)* | - | 1.64 (0.99) | -1.66 (1.32) |
| Post-vaccination ln (Ab)* | 6.90 (0.9) | 6.52 (0.99) | 6.35 (1.42) |
HCW, healthcare workers; + number (%); * mean (SD)