Table 1.
Decomposition of the gap in diabetes incidence between males and females
| Diabetes incidence rate | Rate | 95% CI | P | |||
|---|---|---|---|---|---|---|
| Incidence rate in males (%) | 11.19 | 9.69, 12.69 | <0.001 | |||
| Incidence rate in females (%) | 15.55 | 14.05, 17.05 | <0.001 | |||
| Difference | −4.36 | −6.49, −2.24 | <0.001 | |||
| Explained (total) | −2.63 | −3.49, −1.77 | <0.001 | |||
| Predictors | Explained | Unexplained (male) | Unexplained (female) | |||
| Rate | 95% CI | Rate | 95% CI | Rate | 95% CI | |
| Age | 0.36* | 0.11, 0.62 | −4.09 | −14.8, 6.8 | −2.92 | −10.7, 4.8 |
| BMI (kg/m2) | ||||||
| <25 | Reference | |||||
| 25-29.9 | 0.37* | 0.13, 0.60 | 0.27 | −0.65, 1.19 | 0.31 | −0.61, 1.24 |
| ≥30 | −3.46* | −4.32, −2.60 | 0.13 | −0.59, 0.85 | 0.30 | −0.76, 1.36 |
| Blood pressure | ||||||
| Normal | Reference | |||||
| Hypertension | −0.03 | −0.19, 0.13 | 0.12 | −1.06, 1.30 | 0.13 | −0.62, 0.88 |
| Prehypertension | 0.13 | −0.06, 0.31 | −0.04 | −1.11, 1.03 | −0.01 | −0.61, 0.59 |
| Intercept | 0 | 0 | 3.63 | −5.9, 16.6 | 0.46 | −9.3, 6.7 |
CI: Confidence interval; BMI: Body mass index. *Significant at level of 0.05