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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.