Table 2.
Other statistically important influential factors of MCI.
| Variables | Control N = 658 n (%) |
MCI N = 131 n (%) |
χ 2 | P |
|---|---|---|---|---|
| Hypertension | 3.628 | .057 | ||
| Yes | 205 (31.2) | 52 (39.7) | ||
| No | 453 (68.8) | 79 (60.3) | ||
| History of stroke | 12.348 | <.001 | ||
| Yes | 32 (4.9) | 17 (13.0) | ||
| No | 626 (95.1) | 114 (87.0) | ||
| History of head trauma | 7.604 | .006 | ||
| Yes | 2 (0.3) | 4 (3.1) | ||
| No | 656 (99.7) | 127 (96.9) | ||
| How often participate in physical exercise | 42.126 | <.001 | ||
| ≤3 per week | 142 (21.6) | 64 (48.9) | ||
| ≥4 per week | 516 (78.4) | 67 (51.1) | ||
| How often participate in social activities | 10.479 | .001 | ||
| ≤3 per week | 261 (39.7) | 72 (55.0) | ||
| ≥4 per week | 397 (60.3) | 59 (45.0) | ||
| How often participate in outdoor activities in daytime | 17.438 | <.001 | ||
| ≤3 per week | 131 (19.9) | 48 (36.6) | ||
| ≥4 per week | 527 (80.1) | 83 (63.4) | ||
| How often consume fruits | 12.307 | <.001 | ||
| ≤3 per week | 146 (22.2) | 48 (36.6) | ||
| ≥4 per week | 512 (77.8) | 83 (63.4) | ||
| Waistline (cm) (mean ± SD) | 85.56 ± 9.11 | 87.18 ± 9.22 | 3.473 | .063 |
| AST (U/L) (mean ± SD) | 21.89 ± 8.43 | 23.58 ± 10.37 | 4.038 | .045 |
| Creatinine (μmol/L) (mean ± SD) | 86.29 ± 23.83 | 80.52 ± 22.85 | 6.494 | .011 |
| LDL-C (mmol/L) (mean ± SD) | 2.74 ± 0.82 | 3.23 ± 0.89 | 38.205 | <.001 |
AST = aspartate aminotransferase, LDL-C = low density lipoprotein cholesterol, MCI = mild cognitive impairment, SD = standard deviation.