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Table 3 Clinical characteristics of patients with satisfactory BP control (group I), according to dipping status.

From: Non-dipper treated hypertensive patients do not have increased cardiac structural alterations

  Dippers (n = 32)   Non-dippers (n = 26) P
Age (years) 54.7 ± 8.6   53.4 ± 8.5 NS
Gender (M/F) 17/15   15/11 NS
Body mass index (kg/m2) 25.2 ± 3.3   26.3 ± 3.2 NS
Duration of HT (years) 6.8 ± 5.6   6.9 ± 5.7 NS
Current smokers (%) 22   30 NS
Heart rate (b/min) 72.1 ± 8.1   74.1 ± 7.5 NS
   Clinic BP   
SBP (mmHg) 123.1 ± 9.3   121.5 ± 10.3 NS
DBP (mmHg) 78.6 ± 7.0   77.6 ± 5.7 NS
   Ambulatory BP   
24-h SBP (mmHg) 127.1 ± 9.7   123.2 ± 6.7 NS
24-h DBP (mmHg) 81.1 ± 6.4   78.7 ± 5.5 NS
Daytime SBP (mmHg) 132.4 ± 10.5   124.9 ± 6.7 p < 0.01
Daytime DBP (mmHg) 85.0 ± 6.9   81.0 ± 5.8 p < 0.05
Nighttime SBP (mmHg) 112.8 ± 8.9   118.4 ± 7.7 p < 0.05
Nighttime DBP (mmHg) 69.3 ± 5.9   72.6 ± 6.0 p < 0.05
Blood glucose (mmol/l) 5.15 ± 0.77   5.14 ± 0.49 NS
T serum cholesterol (mmol/l) 5.70 ± 1.01   5.83 ± 0.85 NS
Serum creatinine (μmol/l) 91.3 ± 15.9   86.2 ± 16.5 NS
LVM (g) 171.9 ± 44.0   179.2 ± 37.1 NS
LVMI (g/m2) 97.0 ± 19.4   98.5 ± 15.9 NS
LVMI (g/m2.7) 43.1 ± 8.2   44.6 ± 7.7 NS
RWT 0.40 ± 0.04   0.39 ± 0.07 NS
SF (%) 39.1 ± 5.9   38.7 ± 6.1 NS
E/A 1.3 ± 0.3   1.3 ± 0.4 NS
  1. LVMI = left ventricular mass index; RWT = relative wall thickness; SF = shortening fraction; E/A = early diastolic peak flow velocity (E)/late diastolic peak flow velocity (A). *III vs II e I