Table 1.
Socio-demographic characteristics of participants
| Characteristic | Baseline | Follow-up | Lost to follow-up | P value |
|---|---|---|---|---|
| N | 586 | 287 | 208 | |
| Sex | ||||
| Female | 355 (60.6) | 169 (58.9) | 119 (57.2) | 0.709 |
| Male | 231 (39.4) | 118 (41.1) | 89 (42.8) | |
| Age (years) | ||||
| [65–69] | 216 (36.9) | 125 (43.6) | 67 (32.2) | 0.010* |
| [70–74] | 200 (34.1) | 100 (34.8) | 70 (33.7) | |
| [75–79] | 120 (20.5) | 46 (16.0) | 50 (24.0) | |
| [80–85] | 50 (8.5) | 16 (5.6) | 21 (10.1) | |
| Education | ||||
| 0 | 57 (9.7) | 17 (5.9) | 14 (6.7) | 0.751 |
| [1–9] | 432 (73.7) | 219 (76.3) | 162 (77.9) | |
| ≥ 10 | 97 (16.6) | 51 (17.8) | 32 (15.4) | |
| Marital Status | ||||
| Married/Civil Union | 350 (59.7) | 180 (62.7) | 118 (56.7) | 0.179 |
| Single, divorced, widower | 236 (40.3) | 107 (37.3) | 90 (43.3) | |
| Employment Status | ||||
| Work | 50 (8.5) | 26 (9.1) | 18 (8.7) | 0.626 |
| Retired | 464 (79.2) | 233 (81.2) | 164 (78.8) | |
| Housewives | 71 (12.1) | 28 (9.8) | 26 (12.5) | |
Legend: Data are n (%); P-value compares follow-up to lost to follow up, obtained with Chi-square test
*Significant at p < 0.05