Table 3 Hierarchical regression analysis of predictors of children’s hyperactivity at 4 and 9 years old
From: Breastfeeding, prenatal depression and children’s IQ and behaviour: a test of a moderation model
Variable | Hyperactivity 4y (N=10,326) | Hyperactivity 9y (N=10,350) | ||||
|---|---|---|---|---|---|---|
B | SE | Sig. | B | SE | Sig. | |
Maternal age | −.02 | .01 | ** | −.01 | .01 | n.s. |
Primipara | −.05 | .04 | n.s. | −.09 | .04 | * |
Gestational age | .02 | .02 | n.s. | .02 | .02 | n.s. |
Self-reported smoking in pregnancy | .10 | .08 | n.s. | −.10 | .09 | n.s. |
Self-reported partner’s daily cigarette consumption | .01 | .00 | n.s. | .01 | .00 | n.s. |
Self-reported maternal smoking since birth | .04 | .09 | n.s. | −.18 | .12 | n.s. |
Crowding | .01 | .02 | n.s. | .03 | .03 | n.s. |
HOME score | −.13 | .02 | ** | −.13 | .02 | ** |
Maternal education | −.09 | .03 | ** | −.07 | .03 | n.s. |
Paternal education | −.11 | .03 | ** | −.05 | .03 | n.s. |
Maternal return to work | −.05 | .05 | n.s. | .04 | .06 | n.s. |
Baby’s sex | −.56 | .05 | ** | −.73 | .06 | ** |
Baby’s birthweight | .00 | .00 | ** | .00 | .00 | ** |
Maternal depressive symptoms (32 gestational weeks) | .02 | .01 | ** | .03 | .01 | ** |
Mixed feeding at 1 month | −.10 | .07 | n.s. | .20 | .09 | * |
Exclusive breastfeeding at 1 month | −.31 | .05 | ** | −.05 | .06 | n.s. |
Maternal depressive symptoms (8 weeks postpartum) | .04 | .01 | ** | .04 | .01 | ** |