Table 1 Characteristics of the study population at baseline, stratified for age groups and case–control status, n = 10,889
< 65 years | ≥ 65 years | |||
|---|---|---|---|---|
Cases (%) n = 2123 | Controls (%) n = 4357 | Cases (%) n = 1432 | Controls (%) n = 2977 | |
Study region (missing = 0) | ||||
Hamburg | 1175 (55.3%) | 2358 (54.1%) | 825 (57.6%) | 1644 (55.2%) |
Rhine-Neckar-Karlsruhe | 948 (44.7%) | 1999 (45.9%) | 607 (42.4%) | 1333 (44.8%) |
Age (mean ± SD) (missing = 0) | 58.6 (± 3.9) | 58.5 (± 4.0) | 68.6 (± 2.9) | 68.6 (± 2.9) |
BMI (mean ± SD) (missing = 29) | 25.7 (± 4.5) | 25.9 (± 4.8) | 26.2 (± 4.3) | 26.6 (± 4.7) |
Educationa (missing = 1) | ||||
Low | 1108 (52.2%) | 2271 (52.1%) | 908 (63.4%) | 1905 (64.0%) |
Middle | 626 (29.5%) | 1303 (29.9%) | 370 (25.8%) | 768 (25.8%) |
High | 388 (18.3%) | 783 (18.0%) | 154 (10.8%) | 304 (10.2%) |
Living with a partner (missing = 13) | ||||
No | 529 (25.0%) | 1111 (25.5%) | 515 (36.0%) | 1073 (36.1%) |
Yes | 1589 (75.0%) | 3242 (74.5%) | 915 (64.0%) | 1902 (63.9%) |
Smoking status (missing = 3) | ||||
Never | 976 (46.0%) | 1868 (42.9%) | 891 (62.2%) | 1887 (63.4%) |
Former | 613 (28.9%) | 1384 (31.8%) | 372 (26.0%) | 748 (25.1%) |
Current | 534 (25.2%) | 1104 (25.3%) | 169 (11.8%) | 340 (11.4%) |
Alcohol consumption (missing = 7) | ||||
Abstinent | 438 (20.6%) | 832 (19.1%) | 356 (24.9%) | 720 (24.2%) |
< 19 g/day | 1318 (62.1%) | 2815 (64.6%) | 892 (62.4%) | 1852 (62.3%) |
≥ 19 g/day | 367 (17.3%) | 708 (16.3%) | 181 (12.7%) | 403 (13.5%) |
Physical activityb (mean ± SD) (missing = 135) | 50.6 (± 37.1) | 51.8 (± 38.1) | 49.5 (± 35.4) | 51.2 (± 36.6) |
Chronic diseasesc | ||||
Cardivascular diseased | 245 (11.5%) | 503 (11.5%) | 295 (20.6%) | 614 (20.6%) |
Hypertension | 720 (34.0%) | 1465 (33.8%) | 738 (51.6%) | 1474 (49.8%) |
Diabetes | 127 (6.0%) | 220 (5.1%) | 176 (12.3%) | 293 (9.9%) |
Any cancer (excluding breast) | 110 (5.2%) | 198 (4.5%) | 96 (6.7%) | 192 (6.4%) |