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Table 3 Least squares means and standard error of anthropometric variables and body fat at age 13–14 years according to birthweight for gestational age categories

From: Infant weight gain and DXA-measured adolescent adiposity: data from the Japan Kids Body-composition Study

  Birthweight for gestational age categories p value for ANCOVA
SGA AGA LGA
Boys
 BMI 17.0 ± 1.1 19.1 ± 0.5 19.5 ± 0.7 0.06
 WC 62.7 ± 2.9 68.5 ± 1.5 69.8 ± 1.9 0.06
 Fat mass index 1.8 ± 0.6 3.1 ± 0.3 3.0 ± 0.4 0.06
 Body fat percentage 10.8 ± 1.9 15.2 ± 1.0 14.8 ± 1.2 0.05
Girls
 BMI 21.0 ± 0.8 19.6 ± 0.2 20.7 ± 0.4 0.01
 WC 69.4 ± 2.1 68.2 ± 0.5 71.2 ± 1.0 0.02
 Fat mass index 5.4 ± 0.5 4.6 ± 0.1 5.3 ± 0.2 0.02
 Body fat percentage 24.4 ± 1.5 23.0 ± 0.4 24.8 ± 0.8 0.08
  1. SGA small for gestational age, AGA appropriate for gestational age, LGA large for gestational age, BMI body mass index, WC waist circumference, ANCOVA analysis of covariance
  2. Adjusted for gestational age, sedentary behavior, and rapid weight gain in boys
  3. Adjusted for maternal age at pregnancy and rapid weight gain in girls