| Cognitively normal (n = 80) | Subjective cognitive impairment (n = 97) | Mild cognitive impairment (n = 192) | Dementia (n = 4) | p-value |
---|---|---|---|---|---|
Age at visit, mean (SD) | 56.9 (11.2) | 58.1 (9.2) | 63.3 (9.6)a,b | 77.5 (11.2)a,b,c | < 0.001 |
Sex, female (n, %) | 51 (63.8) | 64 (65.9) | 91 (47.4) | 2 (50) | 0.01 |
Education years, mean (SD) | 14.5 (3.1) | 14.6 (2.7) | 13.6 (3.8) | 8.5 (5.9)a,b,c | < 0.001 |
Visual Cognitive Assessment Test, mean (SD) | 27.02 (2.3) | 26.9 (2.3) | 25.3 (3.7)a,b | 17.5 (6.1)a,b,c | < 0.001 |
History of diabetes (n, %) | 9 (11.3) | 9 (9.3) | 36 (18.8) | 0 (0) | 0.09 |
History of hypertension (n, %) | 15 (18.8) | 22 (22.7) | 55 (28.6) | 2 (50) | 0.19 |
History of hyperlipidemia (n, %) | 25 (31.3) | 34 (35.1) | 91 (47.6) | 1 (25) | 0.03 |