Table 1

Clinical characteristics of the total study population and groups of patients with low and normal SAC

VariablesTotal study population (n=1641)Low SAC (n=545)Normal SAC (n=1096)P value
Age (years)67±1072±865±10<0.001
Women (%)384833<0.001
Systolic blood pressure (mm Hg)145±20152±21142±19<0.001
Diastolic blood pressure (mm Hg)82±1083±1182±100.003
Central pulse pressure (mm Hg)59±1065±1056±9<0.001
Heart rate (beats/min)66±1268±1165±12<0.001
Hypertension (%)83.892.779.4<0.001
Antihypertensive treatment (%)56.762.953.6<0.001
ACE inhibitor (%)
ARB (%)
Calcium antagonist (%)
Beta-blocker (%)27.631.925.50.006
Diuretics (%)23.530.620.0<0.001
Alpha-blocker (%)
Height (m)1.71±0.091.69±0.091.71±0.09<0.001
Weight (kg)78±1578±1578±140.625
Body surface area (cm²)1.90±0.201.88±0.201.90±0.200.025
Obesity (%)20.525.318.2<0.001
  • ACE, angiotensin-converting enzyme; ARB, angiotensin receptor blocker; SAC, systemic arterial  compliance.