Model predictions for the risk (%) of an emergency Caesarean section for A short, average height, and tall mothers and, B average height women with small, average, and large parental height differences for low, average and high birth weight newborns.

Short and small refers to mean − s.d., average refers to mean, and tall and large refers to mean + s.d.. Relative risks (RR) and Odds ratios (OR) are calculated based on the percentages.
aComparison between high and low birth weight newborns.
bComparison between short and tall mothers.
cComparison between large and small parental height differences.