Table 1.
Community sample demographics by cognitive impairment risk group.
| Entire sample (n = 319) | MMSE ≤23 (n = 81) | MMSE ≥24 (n = 238) | |
|---|---|---|---|
| Gender, n (%)b | |||
| Women | 206 (64.6) | 61 (75.6) | 145 (61.0) |
| Men | 113 (35.4) | 20 (24.4) | 93 (39.0) |
| Age (mean ± SD in years)a | 71.0 ± 6.9 | 74.2 ± 7.0 | 70.1 ± 6.5 |
| Age groups, n (%)a | |||
| 60–69 | 153 (48.3) | 24 (29.5) | 129 (54.4) |
| 70–79 | 123 (38.6) | 36 (44.9) | 87 (36.5) |
| 80–89 | 43 (13.2) | 21 (25.6) | 22 (9.1) |
| Education (mean ± SD in years)a | 6.4 ± 3.1 | 4.8 ± 2.5 | 6.8 ± 3.1 |
| Education groups, n (%)c | |||
| 0–6 | 261 (81.8) | 75 (92.2) | 186 (78.3) |
| 7–12 | 48 (15.1) | 6 (7.7) | 42 (17.5) |
| ≥13 | 10 (3.1) | – | 10 (4.2) |
| Past occupation, n (%)d | |||
| Farmer | 122 (38.1) | 24 (29.8) | 98 (40.6) |
| Labourer | 27 (8.6) | 3 (4.3) | 24 (9.4) |
| Housekeeper | 84 (26.3) | 33 (40.4) | 51 (23.1) |
| Clerical | 44 (13.7) | 5 (6.4) | 39 (15.0) |
| Technician | 15(4.7) | 4 (4.3) | 11 (4.7) |
| Educator | 2 (0.7) | – | 2 (0.9) |
| Business owner | 25 (7.9) | 12 (14.9) | 13 (6.4) |
| Family status, n (%) | |||
| Single | 6 (1.8) | 3 (3.4) | 3 (1.3) |
| Married | 231 (72.3) | 50 (61.8) | 181 (75.8) |
| Widowed/divorced | 82 (25.9) | 28 (34.8) | 54 (22.9) |
a
P <0.0001,
b
P = 0.01,
c
P = 0.015,
d
P = 0.02.