Table 1 Demographic characteristics of four study samples (N = 1231)
Sample 1 (n = 559) | Sample 2 (n = 231) | Sample 3 (n = 329) | Sample 4 (n = 112) | |
|---|---|---|---|---|
Sex | n (%) | n (%) | n (%) | n (%) |
Male | 313 (56) | 121 (52.4) | 136 (41.3) | 31 (27.7) |
Female | 246 (44) | 110 (47.6) | 193 (58.7) | 81 (72.3) |
Age (mean, SD) | 67.2 (2.3) | 68.2 (2.1) | 56.2 (2.3) | 48.3 (2.2) |
Education | ||||
Lower | 139 (24.9) | 96 (41.6) | 26 (7.9) | 8 (7.1) |
Middle | 138 (24.7) | 27 (11.7) | 189 (57.4) | 68 (60.7) |
High | 282 (50.4) | 108 (46.8) | 110 (33.4) | 26 (23.2) |
Missing | 0 | 0 | 4 (1.2) | 10 (8.9) |
SAHL-D score (mean, SD) | 24.2 (6.6) | 23.3 (7.4) | 26.4 (4.3) | 22.4 (6.0) |