Subject Demographics
| Men | Women | Comorbid disease | |||||||||
| Age (y) | n | MMSE | n | MMSE | HT | HC | DM | Insomnia | Anxiety | OP | Other |
| 30–40 | 40 | 29.9 ± 0.3 | 33 | 29.7 ± 0.5 | 0 M, 0 F | 0 M, 0 F | 0 M, 0 F | 1 M, 0 F | 1 M, 0 F | 0 M, 1 F | 1 M, 0 F |
| 41–45 | 85 | 29.8 ± 0.4 | 91 | 29.8 ± 0.4 | 1 M, 1 F | 0 M, 1 F | 0 M, 0 F | 0 M, 0 F | 1 M, 0 F | 1 M, 0 F | 2 M, 3 F |
| 46–50 | 75 | 29.8 ± 0.4 | 75 | 29.7 ± 0.4 | 1 M, 0 F | 0 M, 1 F | 0 M, 0 F | 1 M, 1 F | 1 M, 1 F | 2 M, 0 F | 1 M, 3 F |
| 51–55 | 81 | 29.8 ± 0.4 | 76 | 29.6 ± 0.5 | 9 M, 8 F | 0 M, 2 F | 1 M, 0 F | 0 M, 0 F | 0 M, 0 F | 0 M, 1 F | 0 M, 3 F |
| 56–60 | 72 | 29.7 ± 0.5 | 81 | 29.5 ± 0.6 | 10 M, 8 F | 6 M, 6 F | 1 M, 1 F | 1 M, 1 F | 1 M, 2 F | 0 M, 4 F | 0 M, 3 F |
| 61–65 | 70 | 29.4 ± 0.8 | 67 | 29.2 ± 0.8 | 19 M, 9 F | 8 M, 13 F | 2 M, 3 F | 3 M, 7 F | 4 M, 3 F | 2 M, 5 F | 1 M, 0 F |
| 66–70 | 38 | 29.3 ± 0.9 | 24 | 29.4 ± 0.9 | 6 M, 7 F | 7 M, 6 F | 2 M, 1 F | 5 M, 2 F | 2 M, 0 F | 0 M, 1 F | 0 M, 0 F |
| 71–90 | 32 | 29.1 ± 1.0 | 23 | 28.7 ± 1.4 | 8 M, 11 F | 2 M, 7 F | 3 M, 0 F | 1 M, 6 F | 3 M, 1 F | 0 M, 1 F | 1 M, 0 F |
| Total | 493 | 29.6 ± 0.6 | 470 | 29.5 ± 0.7 | 54 M, 44 F | 23 M, 36 F | 9 M, 5 F | 12 M, 17 F | 13 M, 7 F | 5 M, 13 F | 6 M, 12 F |
MMSE = mini-mental state examination; HT = hypertension; HC = hypercholesterolemia; DM = diabetes mellitus; OP = orthopedic illness (arthritis, lumbar pain) treated with analgesics; other = hormonal replacement, pollakiuria, arrhythmia.