Table III.
Binary logistic regression analysis of disparity in obesity among non-pregnant women (>20 years) by race groups.
Group | Sample size | Observed prevalence of obesity | Predicted prevalence of obesity | Unexplained disparity (SE)1 | Percent of disparity explained2 | F value | P value |
---|---|---|---|---|---|---|---|
White | 2647 | 30.78% | 30.78% | 0 | |||
Black | 1013 | 52.08% | 36.33% | −15.75% (0.020) | 26% | 86.64 | < 0.0001 |
Hispanic | 1379 | 37.41% | 36.41% | −0.99% (0.022) | 85% | 0.30 | 0.59 |
Overall | 39.82 | < 0.0001 |
Unexplained disparity is (Observed prevalence of obesity (White) – predicted prevalence of obesity (Black or Hispanic))
Percent disparity explained is (1– unexplained disparity)/(observed prevalence of obesity(White) – observed prevalence of obesity (Black or Hispanic))*100