. Author manuscript; available in PMC: 2015 Apr 1.

Published in final edited form as: Matern Child Health J. 2014 Apr;18(3):698–706. doi: 10.1007/s10995-013-1295-9

Table 2.

Proportion of overweight or obese women by age group and population attributable fraction (95 % CI) of GDM and DM births due to overweight and obesity by age group, unadjusted

	Non-Hispanic black	Non-Hispanic white	p value
Proportion of overweight and obese women (body mass index ≥25 kg/m², years)
<20	37.1 %	29.6 %	<0.001
20–29	54.4 %	40.0 %	<0.001
30–39	65.3 %	39.3 %	<0.001
≥40	69.5 %	39.3 %	<0.001
Population attributable fraction for GDM (years)
<20	46.7	33.0	0.075
20–29	53.1	41.9	<0.001
30–39	52.8	45.0	<0.001
≥40	58.7	49.3	0.24
Population attributable fraction for preconception DM (years)
<20	41.7	21.6	0.30
20–29	52.2	34.0	<0.001
30–39	74.9	53.8	<0.001
≥40	67.1	58.5	0.64