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. 2017 May 19;12(5):e0177973. doi: 10.1371/journal.pone.0177973

Table 1. General characteristics of study population.

Variables Non-HBP group HBP group P-value
n 1319 702
Male (n(%)) 724(54.9) 491(69.9) <0.001
Age (years) 12.17±2.89 14.26±1.42 <0.001
BMI (kg/m2) 22.07(18.87,24.85) 26.7(24.73,29.44) <0.001
SBP (mmHg) 106(96,112) 130(120,140) <0.001
DBP (mmHg) 58(46,70) 80(80,80) <0.001

Abbreviations: N, number. BMI: body mass index. SBP/ DBP/ HBP: systolic/diastolic/high blood pressure. BMI/SBP/DBP values were described as median (Inter-Quartile Range).