TABLE 3.
Logistic Regression Model for Significant Predictors of IBD-Related Hospitalization and Risk Score Among Patients With CD
| OR Estimates (95% CI) | P | Risk Index | |
|---|---|---|---|
| Sex | |||
| Male | Reference | 0 | |
| Female | 1.08 (1.01–1.17) | 0.0349 | 1 |
| CCI | |||
| CCI score ≤1 | Reference | 0 | |
| CCI score >1 | 1.24 (1.14–1.35) | <0.0001 | 2 |
| Other Individual Comorbidities | |||
| Renal | 1.40 (1.21–1.61) | <0.0001 | 3 |
| IBD Severity Indicators | |||
| Anemia | 1.24 (1.13–1.35) | <0.0001 | 2 |
| Weight loss | 1.28 (1.15–1.42) | <0.0001 | 2 |
| IV corticosteroid use | 1.30 (1.21–1.41) | <0.0001 | 3 |
| Prior GI-related ED visit | 1.24 (1.13–1.35) | <0.0001 | 2 |
| Prior GI-related hospitalization | 2.93 (2.69–3.20) | <0.0001 | 11 |
| Prior surgeriesa | Reference | 0 | |
| Fistula of the intestine | 1.37 (1.12–1.67) | 0.0023 | 3 |
| Intestinal stricture | 1.47 (1.33–1.63) | <0.0001 | 4 |
| Location | |||
| Ileum/colon | 1.09 (0.97–1.21) | 0.1436 | 1 |
| Ileum | 1.11 (0.99–1.24) | 0.0812 | 1 |
| Colon | Reference | 0 | |
| Not specified | 1.20 (1.07–1.35) | 0.0020 | 2 |
| C-statistic | 0.69 |
aPrior surgeries were used as the reference because they had the most negative β-coefficient value. Therefore, scores of other severity indicators were positive compared with prior surgeries. P values in bold text are statistically significant.