Clinical characteristics of patients with essential hypertension and healthy subjects
| Characteristics | Patients | Controls | P Value |
|---|---|---|---|
| No. | 60 | 60 | |
| Age (mean) (yr) | 61.24 (SD, 8.9) | 60.38 (SD, 7.54) | .84 |
| Male | 31 | 33 | .71 |
| PP (mean) (mm Hg) | 53.78 (SD, 14.86) | 42.43 (SD, 4.36) | <.001 |
| SBP (mean) (mm Hg) | 148.54 (SD, 13.55) | 123.40 (SD, 6.06) | .001 |
| DBP (mean) (mm Hg) | 94.76 (SD, 7.72) | 80.97 (SD, 2.42) | <.001 |
| Disease duration (mean) (yr) | 4.92 (SD, 2.72) | 0 | <.001 |