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

1 The table presents measures of variance. Model 1 contains only random intercepts at each level and informs on the components of variance across levels. Models 2, 3 and 4 include maternal and newborn characteristics, and Model 5 includes also contextual characteristics (see Table 2 for a list of the variables included in each model). Values in parenthesis are SE. Multilevel linear regression analysis of babies, mothers and maternal countries of birth, modelling birthweight (in grams)1.