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Table 5 Standardized regression coefficients of birthweight for gestational age categories and weight gain for fat mass index at age 13–14 years

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

Independent variables Boys Girls
Beta p value Beta p value
Unadjusted
 Birthweight for gestational age categories 0.098 0.18 0.124 0.07
 Change in weight gain from 0 to 1.5 years 0.217 < 0.01 0.279 < 0.01
Adjusted
 Birthweight for gestational age categories 0.115 0.13 0.133 0.06
 Change in weight gain from 0 to 1.5 years 0.253 < 0.01 0.246 < 0.01
  1. Adjusted for gestational age and sedentary behavior in boys
  2. Adjusted for maternal age at pregnancy, gestational age, and pubic hair appearance in girls