| MCI (with and without depression) | Male | Female | ||
| Age group | N (%) | CI | N (%) | CI |
| 65 - 69 | 21 (42.9) | 28.8 - 47.7 | 28 (57.1) | 42.2 - 71.1 |
| 70 - 74 | 36 (41.9) | 31.3 - 51.9 | 50 (58.1) | 47.0 - 68.7 |
| 75 - 79 | 17 (33.3) | 20.7 - 47.9 | 34 (66.7) | 52.1 - 79.2 |
| 80+ | 21 (40.4) | 27.0 - 54.9 | 31 (59.6) | 45.1 - 72.9 |
| MCI (with depression) | ||||
| Age group | ||||
| 65 - 69 | 5 (10.2) | 3.3 - 22.2 | 9 (18.3) | 8.8 - 32.0 |
| 70 - 74 | 3 (3.5) | 0.7 - 9.8 | 15 (17.4) | 10.1 - 27.1 |
| 75 - 79 | 2 (3.9) | 0.4 - 13.4 | 12 (23.5) | 12.8 - 37.5 |
| 80+ | 5 (9.6) | 3.2 - 21.0 | 9 (17.3) | 8.2 - 30.3 |
| MCI (without depression) | ||||
| Age group | ||||
| 65 - 69 | 16 (32.7) | 19.9 - 47.5 | 19 (38.8) | 25.2 - 53.7 |
| 70 - 74 | 33 (38.4) | 28.1 - 49.5 | 35 (40.7) | 30.2 - 51.8 |
| 75 - 79 | 15 (29.4) | 17.5 - 43.8 | 22 (43.2) | 29.3 - 57.7 |
| 80+ | 16 (30.8) | 18.7 - 45.1 | 22 (42.3) | 28.7 - 56.8 |