Multilevel linear regression analysis of babies, mothers and maternal countries of birth, modelling birthweight (in grams)¹.

1 The table presents measures of association (regression coefficients). Model 1 estimates only the overall mean birthweight of countries. Models 2, 3 and 4 include maternal and new-born characteristics, and Model 5 includes also contextual characteristics. Values in brackets are SE. Multilevel linear regression analysis of babies, mothers and maternal countries of birth, modelling birthweight (in grams)1.