Table 2.
Prevalence of Different Types of MCI According to Demographics.
| All | aMCI n (%) |
naMCI n (%) |
mdaMCI n (%) |
namdMCIn (%) | Any MCI n (%) |
|---|---|---|---|---|---|
| n = 851 | 79 (9.3) | 90 (10.5) | 23 (2.7) | 31 (3.6) | 114 (13.3) |
| Tbilisi (n = 719) | 64 (8.9) | 74 (10.2) | 18 (2.5) | 22 (3.0) | 87 (12.1) |
| Rural (n = 132) | 15 (11.3) | 16 (12.1) | 5 (3.8) | 9 (6.8) | 27 (20.4) |
| OR (95% CI) | 0.78 [0.41, 1.32] | 0.83 [0.47, 1.49] | 0.83 [0.25, 1.63] | 0.43 [0.19; 0.98]§ | 0.53 [0.33, 0.88]§ |
| Age ≥65 (n = 238) | 38 (16.0) | 29 (9.9) | 8 (3.3) | 12 (5.1) | 66 (27.7) |
| Age <65 (n = 613) | 41 (6.7) | 61 (12.1) | 15 (2.4) | 19 (3.1) | 48 (7.8) |
| OR (95% CI) | 2.65 [1.66, 4.20]* | 1.25 [0.79, 1.99] | 1.39 [0.61, 3.18] | 1.67 [0.81, 3.56] | 4.51 [3.00, 6.75]* |
| Male (n = 312) | 34 (10.9) | 29 (9.3) | 11 (3.5) | 10 (3.2) | 52 (16.6) |
| Female (n = 539) | 45 (8.3) | 61 (11.3) | 12 (2.2) | 21 (3.8) | 62 (11.5) |
| OR (95% CI) | 1.34 [0.83, 2.13] | 0.80 [0.51, 1.26] | 1.60 [0.73, 3.74] | 0.82 [0.40, 1.76] | 1.54 [1.03, 2.27]§ |
| General education (n = 243) | 22 (9.0) | 40 (16.4) | 11 (4.5) | 17 (6.7) | 64 (26.3) |
| Higher education (n = 608) | 57 (9.3) | 50 (8.2) | 12 (2.0) | 14 (2.3) | 50 (8.2) |
| OR (95% CI) | 0.96 [0.58, 1.60] | 2.20 [1.40, 3.40]† | 2.35 [1.07, 5.51]‡ | 3.19 [1.60, 6.68]† | 3.99 [2.66, 5.93]* |
Note. Any MCI = MoCA < 22. MCI = mild cognitive impairment; aMCI = amnestic MCI; naMCI = nonamnestic MCI; mdaMCI = multidomain MCI; namdMCI = nonamnestic multidomain MCI; OR = odds ratio; CI = confidence interval; MoCA = Montreal Cognitive Assessment.
‡
nonsignificant p < .1. *p < .0001. ‡p < .001. †p < .01. §p < .05.