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Table 1 Descriptive characteristics of female and male participants (n = 532)

From: Association of body weight and physical activity with blood pressure in a rural population in the Dikgale village of Limpopo Province in South Africa

Characteristics Female (n = 396) Male (n = 136) All (n = 532)  
Continuous variables Mean (SD) Mean (SD) Mean (SD) p-value±
Age(years) 47.7 (18.7) 40.9 (19.2) 45.9 (19.0) < 0.001
Height(cm) 158.9 (7.6) 167.8 (8.5) 161.2 (8.7) < 0.001
Weight(cm) 68.6 (15.9) 64.9 (13.6) 67.6 (15.5) < 0.018
Body mass index (kg/m2) 27.2 (6.2) 23.1 (4.8) 26.1 (6.1) < 0.001
Waist circumference(cm) 86.4 (14.3) 77.6 (12.4) 84.2 (14.4) < 0.001
Hip circumference (cm) 104 (14.3) 92.6 (11.2) 101.3 (14.5) < 0.001
Waist-to-hip ratio 0.83 (0.08) 0.84(0.08) 0.83 (0.08) 0.330
Systolic blood pressure(mm Hg) 123 (24) 123 (20) 123 (23) 0.907
Diastolic blood pressure(mm Hg) 81 (14) 77 (11) 80 (13) 0.001
Physical activity (average steps/day) 11466 (5204) 12048 (4936) 11615 (5139) 0.173
Categorical variables N (%) N (%) N (%)  
BMI categories (kg/m2)     
Underweight (< 18.5) 16 (4.0) 24 (17.7) 40 (7.5) < 0.001
Normal weight (18.5-24.9) 148 (37.4) 75 (55.2) 223 (41.9)  
Overweight (25.0-29.9) 115 (29.0) 24 (17.7) 139 (26.1)  
Obese (≥ 30) 117 (29.6) 13 (9.6) 130 (24.4)  
Physical activity (average steps/day)     
Sedentary (< 4999) 40 (10.1) 13 (9.6) 53 (10.0) 0.205
Low active (5 000-7 499) 38 (9.6) 7 (5.2) 45 (8.5)  
Moderate active (7 500-9 999) 76 (25.0) 27 (19.7) 103 (19.4)  
Active (10 000-12 499) 99 (25.0) 32 (23.5) 131 (24.6)  
Very active (≥ 12 500) 143 (36.1) 57 (41.9) 200 (37.6)  
Hypertension (mm Hg)*     
Normotensive 249 (62.90) 98 (72.1) 347 (65.2) 0.053
Hypertensive 147 (37.1) 38 (27.9) 185 (34.8)  
  1. Differences between women and men significant at p ≤ 0.001, SD-Standard deviation, *systolic blood pressure ≥ 140 mm Hg and diastolic blood pressure ≥ 90 mm Hg