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Table 4 Mean (95% confidence interval) of clinical measurements by gender.

From: A cross-sectional study of vascular risk factors in a rural South African population: data from the Southern African Stroke Prevention Initiative (SASPI)

Clinical measurement Male Female
Height (cms)
N* = 81 M 277 F
171 (170, 173) 159 (158, 160)
Weight (kgs)
N = 83 M 280 F
66.2 (63.5, 68.8) 67.8 (66.0, 69.6)
Body mass index (kg/m2)
N = 80 M 275 F
22.4 (21.5, 23.3) 26.8 (26.1, 27.4)
Waist circumference
N = 79 (M) 278 (F)
82.5 (80.3, 84.8) 83.6 (82.2, 85.0)
Systolic blood pressure (mmHg) N = 86 M 273 F 136 (131, 142) 132 (129, 136)
Diastolic blood pressure (mmHg) N = 86 M 273 F 81 (78, 84) 80 (78, 82)
Ankle Brachial Index (ABI)
N = 252 F, 70 M
1.05 (1.01, 1.08) 1.04 (1.03, 1.06),
Total cholesterol (mmol/l) N = 63 M, 203 F 4.28 (4.04, 4.53) 4.53 (4.39, 4.67)
HDL cholesterol (mmol/l) N = 60 M** 203 F 1.47 (1.34, 1.59) 1.44 (1.39, 1.49)
  Percentage (CI) Percentage (CI)
Proportion with abdominal obesity*** 3.80 (0.79, 10.7) 32.7 (27.2, 38.6)
Proportion with ABI <0.9 11.4 (5.07, 21.2) 13.1 (9.19,17.9)
  1. *number of available observations.
  2. ** excluding three men with a HDL level at or above 3 mmol/l.
  3. *** Circumference > 102 cms (M), > 88 cms (F) as defined by the National Institute of Health (Obesity research 1998 6(suppl 2) 51S – 209S)