Table 3.
Results of Univariate Analysis of Mild Cognitive Impairment (Categorical Variables) (n=140)
| Variable | Mild Cognitive Impairment (n=53) | Normal Cognition (n=87) | t/χ2 | P |
|---|---|---|---|---|
| Age (years) | 57.4±6.1 | 51.5±8.1 | −4.53 | 0.001 |
| Sex (%) | 3.40 | 0.065 | ||
| Male | 29 (32.2) | 61 (67.8) | ||
| Female | 24 (48.0) | 26 (52.0) | ||
| Years of schooling (years) | 12.87±3.26 | 14.18±2.96 | 2.40 | 0.018 |
| Duration of diabetes (years) | 13.02±7.45 | 9.49±5.96 | −3.08 | 0.002 |
| HBA1C (%) | 9.23±1.98 | 8.91±1.82 | −0.96 | 0.341 |
| Diabetes treatment | 6.10 | 0.107 | ||
| Lifestyle intervention | 1 (9.1) | 10 (90.9) | ||
| Only by oral medication | 28 (45.9) | 33 (54.1) | ||
| Insulin | 3 (27.3) | 8 (72.7) | ||
| Oral medication + Insulin | 21 (36.8) | 36 (63.2) | ||
| Self-care behaviors | ||||
| Diet | 3.10±1.95 | 3.27±1.80 | −0.51 | 0.611 |
| Exercise | 4.34±2.56 | 3.81±2.58 | −1.18 | 0.241 |
| Blood-glucose testing | 2.25±2.54 | 1.81±2.40 | −1.02 | 0.311 |
| Foot care | 2.50±2.67 | 2.02±2.51 | −1.08 | 0.283 |
| Medications | 5.40±2.78 | 5.18±2.80 | −0.44 | 0.664 |
Note: t/χ2 is the statistic of univariate analysis.