Proportion of observed variance accounted by each of the model covariates (in %)

Model 1

Model 2

Model 3

Model 4

Income poverty

32.9

16.8

8.0

3.9

Mean duration of breastfeeding

−3.4

1.2

−0.7

Percentage fully immunized children (12 - 23 months)

38.8

17.0

15.5

Mother’s average years of education

35.2

27.2

PDS coverage

0.4

0.7

Percentage of households having access to safe drinking water

6.3

4.2

Per capita public expenditure on health

22.5