Percent and absolute change in height (cm) and weight (kg) with each addition in family composition.

<p>Values taken from best-fit model results in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0150126#pone.0150126.s004" target="_blank">S2a and S2b Table</a>. Boys and girls are reported separately for younger siblings and height because the interaction with gender is significant in this case (<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0150126#pone.0150126.s003" target="_blank">S1 Table</a>).</p>