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Table 1 Comparison of socio-demographic, blood pressure, dual-energy X-ray (DXA) derived body composition, anthropometric and lifestyle factors between males and females

From: Different adiposity indices and their association with blood pressure and hypertension in middle-aged urban black South African men and women: findings from the AWI-GEN South African Soweto Site

Variable Males (n = 1026) Females (n = 982)  
  Mean (SD) /% Mean (SD)/% P-value
Demographics
 Age (years) 49.42 (6.03) 49.16 (6.08) 0.314
 Proportion with secondary education (%) 72.9% 78.6% 0.003
 SES asset score 4.49 (1.45) 3.02 (1.53) ≤0.001
Outcomes: Blood pressure
 Systolic blood pressure (mmHg) 131.88 (21.03) 132.49 (21.51) 0.521
 Diastolic blood pressure (mmHg) 89.31 (13.18) 81.78 (9.45) ≤0.001
 Hypertensive (%) 48.0% 38.8% ≤0.001
DXA derived body composition and anthropometric parameters
 Height (m) 1.71 (0.06) 1.58(0.06) ≤0.001
 Weight (kg) 73.13 (17.52) 82.65(18.20) ≤0.001
 Body mass index (kg/m2) 24.96 (5.65) 33.10(6.97) ≤0.001
 Waist circumference (cm) 89.22 (14.81) 98.46(14.45) ≤0.001
 Whole body fat mass (FM) (kg) 18.74 (83.70) 32.97 (10.10) ≤0.001
 Whole body fat free soft tissue mass (FFSTM) (kg) 51.32 (85.32) 44.96 (70.81) ≤0.001
 FM/FFSTM 0.36 (0.12) 0.73 (0.16) ≤0.001
 Body fat % 24.71 (6.30) 40.32 (5.78) ≤0.001
 Subcutaneous adipose tissue (cm2) 190.06 (125.40) 454.67 (153.60) ≤0.001
 Visceral adipose tissue (cm2) 84.56 (43.62) 99.83 (40.42) ≤0.001
Lifestyle factors
 HIV negative (%) 80.4% 79.4% 0.668
 Tobacco users (%) 69.8% 28.5% ≤0.001