Table 1.
Comparison of general baseline data (n, x̅±sd)
| Index | Observation group (n=68) | Control group (n=68) | χ2/t | P |
|---|---|---|---|---|
| Age (year) | 68.5±8.1 | 67.5±7.8 | 0.733 | 0.466 |
| BMI (kg/m2) | 22.80±2.15 | 22.78±2.32 | 0.052 | 0.958 |
| Gender (n) | 0.029 | 0.863 | ||
| Male | 37 | 36 | ||
| Female | 31 | 32 | ||
| Comorbid diseases (n) | ||||
| Hypertension (n) | 16 | 12 | 0.719 | 0.396 |
| Coronary heart disease (n) | 12 | 9 | 0.506 | 0.476 |
| Diabetes (n) | 7 | 6 | 0.085 | 0.770 |
| Smoking history (n) | 8 | 9 | 0.067 | 0.795 |
| Drinking history (n) | 4 | 6 | 0.431 | 0.511 |
| Major infarcts (n) | 0.180 | 0.996 | ||
| Basal ganglia | 24 | 26 | ||
| Frontal lobe | 11 | 10 | ||
| Parietal lobe | 10 | 9 | ||
| Temporal lobe | 9 | 9 | ||
| Occipital lobe | 14 | 14 | ||
| Sports involvement (n) | 0.282 | 0.595 | ||
| Yes | 27 | 24 | ||
| No | 41 | 44 |
Note: BMI: body mass index.