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Table 4 Crude and adjusted differences with 95% confidence intervals (CI) in BMI, waist circumference and sum of five skin folds by duration of breastfeeding.

From: Infant feeding in Sweden: Socio-demographic determinants and associations with adiposity in childhood and adolescence

 

15-years old children

9-years old children

 

BMI, kg/m 2

Waist circumference, cm

Sum of five skin folds, mm

BMI, kg/m 2

Waist circumference, cm

Sum of five skin folds, mm

Crude

      

   < 2 months

1.2 (0.1, 2.2)

4.5 (1.7, 7.4)

8.1 (-1.4, 18.1)

0.4 (-0.5, 1.2)

1.3 (-0.9, 3.4)

1.5 (-5.7, 8.7)

   2–3 months

-0.1 (-0.8, 0.5)

-0.5 (-2.3, 1.3)

1.4 (-4.7, 7.6)

0 (-0.6, 0.6)

0.1 (-1.5, 1.7)

-0.8 (-6.1, 4.4)

   4–5 months

-0.1 (-0.8, 0.6)

0.9 (-1.0, 2.7)

1.8 (-4.7, 8.4)

0 (-0.6, 0.6)

-0.5 (-2.1, 1.1)

0.6 (-4.7, 6.0)

   6+ months

Reference

Reference

Reference

Reference

Reference

Reference

p-value for trend

0.033

0.003

0.129

0.485

0.242

0.864

Adjusted

      

   < 2 months

1.2 (0.1, 2.4)

3.2 (0.2, 6.2)

10.6 (1.7, 19.6)

0.5 (-0.4, 1.5)

1.8 (-0.5, 4.1)

3.2 (-4.7, 11.0)

   2–3 months

-0.4 (-1.1, 0.3)

-0.8 (-2.6, 1.1)

-6.1 (-11.8, -0.4)

-0.1 (-0.7, 0.6)

0.2 (-1.6, 2.0)

-1.9 (-7.6, 3.9)

   4–5 months

-0.2 (-0.9, 0.5)

0.5 (-1.3, 2.4)

0.7 (-4.9, 6.2)

0.1 (-0.6, 0.8)

0.1 (-1.7, 1.8)

1.4 (-4.3, 6.9)

   6+ months

Reference

Reference

Reference

Reference

Reference

Reference

p-value for trend

0.725

0.439

0.973

0.485

0.242

0.864

  1. *Adjusted for children's age, gender, pubertal maturation, birthweight, maternal education, maternal and paternal BMI