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Table 1 Baseline clinical characteristics for healthy volunteers and hypertensives

From: Extracellular volume quantification in isolated hypertension - changes at the detectable limits?

  Healthy volunteers Hypertensive  
  (n = 50) (n = 40) p value
Men 26 (52 %) 21 (53 %) 0.96
Age in years (IQR) 44 (32.0 to 54.8) 58.5 (49.0 to 65.5) <0.001
Ethnicity
Whites 41 (82 %) 28 (70 %) 0.12
Blacks 8 (16 %) 6 (15 %) 0.59
Asians 1 (2 %) 6 (15 %) 0.06
Height (cm) 171.9 ± 11.3 170.2 ± 9.1 0.41
Weight (kg) 75.9 ± 13.8 86.6 ± 15.7 <0.01
Body surface area (m2) 1.9 ± 0.2 2.0 ± 0.2 <0.05
Body mass index (kg/m2) 25.6 ± 3.2 29.8 ± 4.5 <0.0001
Systolic blood pressure (mmHg) 122.7 ± 10.5 152.0 ± 17.2 <0.0001
Diastolic blood pressure (mmHg) 74.1 ± 9.1 88.1 ± 10.7 <0.0001
eGFR (ml/min/1.73 m2) 91.2 ± 16.5 81.1 ± 20.8 <0.05
Haematocrit (%) 0.42 ± 0.03 0.42 ± 0.04 0.37
Number of antihypertensives (0/1/2/3/4/5/6)   7/5/13/7/4/3/1