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Table 3 The effect of the birth weight (continuous) on the probability of obesity. Stratified by household income. Results for the full sample and for sibling fixed effects analysis

From: Variation in the relationship between birth weight and subsequent obesity by household income

 

Full sample

Sibling fixed effects

Coef.

t

Coef.

t

All

0.0375

10.58

0.0434

5.64

Low income

0.0521

7.59

0.0670

4.5

Medium income

0.0329

5.28

0.0310

2.37

High income

0.0354

6.52

0.0356

2.92

  1. Covariates: birth order; maternal age at delivery; whether or not the child was born prematurely; and, the child’s age interacted with gender