Age, anthropometric and blood pressure characteristics

Overall mean ± SD N = 1335

Gender

p value

Male N = 648

Female N = 687

Age (years)

9.66 ± 2.27

9.76 ± 2.29

9.56 ± 2.24

0.110

Height (cm)

129.60 ± 11.43

129.27 ±10.79

130.01 ± 11.99

0.181

Weight (kg)

26.27 ± 6.18

26.12 ± 5.54

26.41 ± 6.72

0.379

Body mass index (kg/m²)

15.44 ± 1.72

15.49 ± 1.60

15.38 ± 1.82

0.227

Systolic blood pressure (mmHg)

92.65 ± 11.94

91.71 ± 11.11

93.54 ± 12.61

0.005

Diastolic blood pressure (mmHg)

56.46 ± 9.67

55.60 ± 9.53

57.27 ± 9.73

0.002

Mean arterial blood pressure (mmHg)

68.52 ± 9.80

67.63 ± 9.43

69.36 ± 10.06

0.001