Table 2.
Twenty four-hour ambulatory blood pressure and heart rate
| Variables | Hypertensive Subjects | Normotensive Subjects | P Values |
|---|---|---|---|
| ABPM-SBP, mmHg | |||
| 24 h | 142 ± 1 | 121 ± 1 | <0.001 |
| Awake | 147 ± 2 | 124 ± 1 | <0.001 |
| Asleep | 129 ± 2 | 110 ± 1 | <0.001 |
| ABPM-DBP, mmHg | |||
| 24 h | 79 ± 1 | 70 ± 1 | <0.001 |
| Awake | 81 ± 1 | 73 ± 1 | <0.001 |
| Asleep | 70 ± 1 | 61 ± 1 | <0.001 |
| Morning SBP, mmHg | 147 ± 2 | 121 ± 1 | <0.001 |
| The lowest nocturnal SBP, mmHg | 111 ± 2 | 97 ± 1 | <0.001 |
| Nighttime dip in SBP, % | 12 ± 2 | 11 ± 1 | 0.767 |
| ABPM-HR, beats/min | |||
| 24 h | 69 ± 1 | 71 ± 2 | 0.461 |
| Awake | 72 ± 1 | 74 ± 2 | 0.369 |
| Asleep | 63 ± 1 | 63 ± 1 | 0.918 |
| Morning HR, beats/min | 69 ± 2 | 71 ± 2 | 0.539 |
| The lowest nocturnal HR, beats/min | 56 ± 1 | 56 ± 1 | 0.919 |
Values are means ± SE. ABPM, ambulatory blood pressure monitoring; SBP, systolic blood pressure; DBP, diastolic blood pressure; HR, heart rate.