Table 2 The effect (with 95% CI) of breastfeeding on intergenerational change in intelligence in the full sample (N = 6283) as well as two random subsamples (N = 3142 and N = 3141, respectively). Separately for three alternative latent change score models (see Fig. 2 for illustration) as well as for first and second child
Child/Model | Full sample | Subsample 1 | Subsample 2 |
|---|---|---|---|
Child 1 | |||
Forward, Adj | 2.67 (1.96; 3.37) | 2.68 (1.67; 3.69) | 2.65 (1.67; 3.64) |
Backward, Adj | 8.09 (7.23; 8.94) | 8.16 (6.93; 9.38) | 8.02 (6.83; 9.22) |
Forward, Noadj | -5.13 (-5.98; -4.27) | -5.23 (-6.45; -4.01) | -5.02 (-6.23; -3.82) |
Child 2 | |||
Forward, Adj | 1.47 (0.32; 2.62) | 1.68 (0.15; 3.21) | 1.23 (-0.49; 2.96) |
Backward, Adj | 8.63 (7.32; 9.94) | 8.09 (6.24; 9.94) | 9.12 (7.26; 11.0) |
Forward, Noadj | -6.17 (-7.50; -4.83) | -5.88 (-7.70; -4.06) | -6.47 (-8.42; -4.51) |