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Table 3 Mean* (SE) anthropometric data among the boys and girls in the two study samples, by sex.

From: Secular trends in adiposity in Norwegian 9-year-olds from 1999-2000 to 2005

  1999-2000 2005 Mean difference
(95% CI)
P Value
Girls n = 174 n = 193   
BMI (kg/m2) 17.3 (0.2) 17.7 (0.2) 0.4 (-0.1, 0.9) 0.08
Waist circumference (cm) 60.1 (0.5) 65.8 (0.5) 5.7 (4.4, 7.0) < 0.001
Triceps SF (mm) 13.1 (0.4) 15.4 (0.3) 2.3 (1.3, 3.3) < 0.001
Biceps SF(mm) 8.9 (0.3) 11.2 (0.3) 2.3 (1.4, 3.2) < 0.001
Subscapula SF (mm) 9.5 (0.5) 12.5 (0.5) 3.0 (1.7, 4.3) < 0.001
Suprailiac SF (mm) 9.1 (0.5) 11.8 (0.4) 2.7 (1.4, 4.0) < 0.001
Sum 4 SF (mm) 40.5 (1.5) 50.9 (1.4) 10.5 (6.4, 14.6) < 0.001
Boys n = 174 n = 247   
BMI (kg/m2) 17.1 (0.2) 17.2 (0.1) 0.1 (-0.5, 0.5) 0.92
Waist circumference (cm) 61.5 (0.5) 63.4 (0.4) 1.9 (0.6, 3.2) 0.005
Triceps SF (mm) 10.8 (0.4) 11.7 (0.3) 1.1 (0.1, 2.1) 0.05
Biceps SF(mm) 7.3 (0.3) 7.9 (0.3) 0.6 (-0.3, 1.5) 0.19
Subscapula SF (mm) 7.8 (0.4) 8.1 (0.3) 0.3 (-0.8, 1.4) 0.58
Suprailiac SF (mm) 7.1 (0.5) 8.5 (0.4) 1.4 (0.1, 2.7) 0.05
Sum 4 SF (mm) 33.0 (1.5) 36.2 (1.3) 3.2 (-0.7, 7.1) 0.12
  1. *Values are adjusted for age, sexual maturity and school. CI, Confidence Interval; BMI, Body Mass Index; SF, Skinfold.