Table 2.
Clinic and ambulatory blood pressure monitoring (ABPM)
| Parameters | Normal BP (N = 20) | WCH (N = 19) | Borderline HTN (N = 30) | Post-hoc analysis |
|---|---|---|---|---|
| Mean ± SD | Mean ± SD | Mean ± SD | p value | |
| Clinic SBP (mm Hg) | 125 ± 18 | 161 ± 16 | 155 ± 16 | NS |
| ABPM (day-time) SBP (mm Hg) | 121 ± 13 | 131 ± 8 | 139 ± 6 | < 0.05 |
| ABPM (night-time) SBP (mm Hg) | 111 ± 12 | 118 ± 11 | 121 ± 9 | NS |
| Clinic DBP (mm Hg) | 71 ± 8 | 93 ± 10 | 93 ± 11 | NS |
| ABPM (day-time) DBP (mm Hg) | 75 ± 7 | 82 ± 6 | 90 ± 6 | < 0.05 |
| ABPM (night-time) DBP (mm Hg) | 65 ± 8 | 69 ± 10 | 77 ± 7 | NS |
| Pulse | 71 ± 9 | 86 ± 15 | 80 ± 19 | < 0.05 |
BP: blood pressure, WCH: white coat hypertension, HTN: hypertension, SD; standard deviation.