Table 2.
Poisson regression model for incident fracture among girls in the glomerular disease and general pediatric cohorts
| Variable | Incidence Rate Ratio | 95% CI | P Value |
|---|---|---|---|
| Cohort: glomerular disease | 0.986 | 0.182 to 5.336 | 0.99 |
| Age (yr) | 1.129 | 1.003 to 1.27 | 0.04 |
| Age squared | 1.005 | 0.992 to 1.018 | 0.42 |
| Age cubed | 0.999 | 0.999 to 1 | 0.001 |
| Race | |||
| White | 1 | — | — |
| Black or African American | 0.975 | 0.907 to 1.048 | 0.49 |
| Other | 1.339 | 1.221 to 1.467 | <0.001 |
| Asian American | 0.745 | 0.68 to 0.817 | <0.001 |
| Unknown | 0.934 | 0.81 to 1.076 | 0.35 |
| Obese | 1.31 | 1.215 to 1.413 | <0.001 |
| Interaction between cohort and age | 1.356 | 0.792 to 2.321 | 0.27 |
| Interaction between cohort and age squared | 0.957 | 0.91 to 1.007 | 0.09 |
| Interaction between cohort and age cubed | 1.002 | 1 to 1.003 | 0.02 |