Table 1 Clinical and laboratory characteristics of study population
From: Non-dipper treated hypertensive patients do not have increased cardiac structural alterations
| Â | I (n = 58) | II (n = 72) | III (n = 99) | P |
|---|---|---|---|---|
Age (years) | 54.1 ± 8.5 | 56.1 ± 10.1 | 56.6 ± 12.2 | NS |
Gender (M/F) | 32/26 | 47/25 | 47/52 | NS |
Body mass index (kg/m2) | 25.6 ± 3.2 | 26.1 ± 3.1 | 28.4 ± 5.1 | p <0.01* |
Duration of HT (years) | 6.9 ± 5.1 | 6.3 ± 4.9 | 7.1 ± 5.0 | NS |
Current smokers (%) | 25.9 | 24.2 | 26.5 | NS |
Heart rate (b/min) | 72.3 ± 8.1 | 72.5 ± 12.1 | 69.9 ± 10.1 | NS |
| Â | Â | Clinic BP: | Â | Â |
SBP (mmHg) | 128.4 ± 13.2 | 157.9 ± 14.9 | 164.4 ± 23.0 | p < 0.01* |
DBP (mmHg) | 81.1 ± 7.0 | 97.4 ± 8.4 | 98.3 ± 11.3 | p < 0.01§ |
| Â | Â | Ambulatory BP | Â | Â |
24-h SBP(mmHg) | 125.3 ± 8.6 | 131.1 ± 11.3 | 144.1 ± 16.8 | p < 0.01* |
24-h DBP(mmHg) | 80.0 ± 6.0 | 80.6 ± 8.3 | 85.6 ± 11.8 | p < 0.01* |
Daytime SBP(mmHg) | 129.0 ± 9.6 | 136.3 ± 11.6 | 147.3 ± 17.9 | p < 0.01* |
Daytime DBP(mmHg) | 83.5 ± 6.8 | 85.4 ± 8.6 | 89.8 ± 11.5 | p < 0.05 * |
Nighttime SBP (mmHg) | 115 ± 8.8 | 120.7 ± 12.9 | 135.5 ± 18.7 | p < 0.01* |
Nighttime DBP (mmHg) | 70.8 ± 6.1 | 71.5 ± 9.3 | 77.8 ± 10.6 | p < 0.01* |
Blood glucose(mmol/l) | 5.17 ± 0.67 | 5.44 ± 0.96 | 5.80 ± 1.72 | p < 0.05§ |
T serum cholesterol (mmol/l) | 5.73 ± 0.93 | 5.84 ± 0.96 | 5.71 ± 1.07 | NS |
Serum creatinine(μmol/l) | 88.1 ± 16.2 | 89.2 ± 15.6 | 88.2 ± 22.6 | NS |