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Table 1 Baseline characteristics of the reference population of nonoverweight

From: Blood pressure percentiles by age and height for non-overweight Chinese children and adolescents: analysis of the china health and nutrition surveys 1991–2009

  Age, yrs
  7-10 11-13 14-17
Children excluded because of overweight/obese, n
 Boys 127 138 128
 Girls 134 156 127
Children included, n
 Boys 1755 2775 2294
 Girls 1656 2517 2074
Weight, kg
 Boys 25.0 ± 5.3 35.7 ± 9.1 51.2 ± 9.6
 Girls 24.1 ± 5.1 35.6 ± 8.5 47.4 ± 7.2
Height, cm
 Boys 125.1 ± 8.4 143.0 ± 11.1 163.3 ± 8.9
 Girls 124.1 ± 8.8 143.7 ± 10.2 155.8 ± 6.8
Height range, cm
 Boys 101.8-153.0 96.0-178.0 130.6-189.0
 Girls 98.0-152.3 115.0-171.5 130.0-180.5
BMI, kg/m2
 Boys 15.2 ± 1.3 16.6 ± 1.8 18.9 ± 2.0
 Girls 14.9 ± 1.3 16.6 ± 2.0 19.1 ± 2.0
SBP, mm Hg
 Boys 90.7 ± 11.9 96.4 ± 11.7 106.7 ± 12.4
 Girls 89.8 ± 11.4 96.6 ± 12.0 104.0 ± 10.7
DBP, mm Hg
 Boys 59.7 ± 9.4 63.4 ± 8.8 69.4 ± 9.3
 Girls 58.9 ± 9.6 63.4 ± 8.9 68.6 ± 8.1
  1. Children and Adolescents (6245 boys and 5704 girls aged 7–17 yrs).