Table 2.
Characteristics and neuropsychological test results of MRI study participants
| Hypertension (n = 44) |
Controls (n = 40) |
F/χ2 | p | |||
|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | |||
| Age (years) | 64.77 | 6.605 | 64.33 | 5.176 | 0.34 | 0.732 |
| Education (years) | 10.66 | 3.065 | 11.30 | 2.534 | −1.04 | 0.302 |
| Gender (male/female) | 23/21 | 22/18 | 0.06 | 0.830 | ||
| Fasting plasma glucose | 5.16 | 0.513 | 5.09 | 0.730 | 0.58 | 0.567 |
| Total cholesterol | 5.11 | 0.902 | 5.14 | 0.738 | −0.18 | 0.859 |
| Triglycerides | 1.93 | 2.899 | 1.60 | 1.182 | 0.52 | 0.604 |
| High-density lipoprotein | 1.35 | 0.347 | 1.38 | 0.351 | −0.37 | 0.716 |
| Low-density lipoprotein | 3.07 | 0.798 | 3.09 | 0.765 | −0.12 | 0.903 |
| Body mass index | 25.06 | 2.567 | 24.33 | 2.391 | 1.35 | 0.182 |
| MMSE | 26.70 | 2.216 | 27.80 | 1.772 | 5.83 | 0.018 |
| Executive function | ||||||
| Stroop CB | 45.29 | 22.623 | 33.69 | 15.152 | 6.58 | 0.012 |
| TMTba | 119.82 | 57.545 | 96.74 | 43.440 | 4.05 | 0.048 |
| Processing speed | ||||||
| Stroop B-time | 43.86 | 13.135 | 39.51 | 12.717 | 1.73 | 0.192 |
| TMTa | 64.57 | 31.981 | 57.53 | 21.390 | 0.68 | 0.412 |
| Memory | ||||||
| AVLT-delay recall | 3.32 | 2.568 | 4.83 | 2.531 | 6.92 | 0.010 |
| ROCF-delay recall | 11.80 | 7.654 | 11.25 | 6.003 | 0.29 | 0.591 |
| Language | ||||||
| Verbal fluency | 40.57 | 9.179 | 44.90 | 10.293 | 3.52 | 0.064 |
| Boston Naming Test | 21.89 | 6.255 | 23.80 | 3.532 | 1.83 | 0.180 |
| Visual-spatial and attention | ||||||
| ROCF-Copy | 31.55 | 5.593 | 33.93 | 2.188 | 4.94 | 0.029 |
| Clock-Drawing Test | 24.25 | 5.150 | 24.15 | 6.542 | 0.01 | 0.921 |
| SDMT | 29.36 | 12.204 | 35.10 | 11.993 | 3.31 | 0.073 |
The comparisons of neuropsychological test were performed with an ANCOVA, with age, education, and gender as covariates. The p value for gender was obtained using a χ2 test.