Table 3. Multivariable analysis of factors associated with hydration therapy in patients undergoing CAG/PCI.
| Risk factors | Multivariate logistic regression | ||
|---|---|---|---|
| OR | 95% CI | P value | |
| Age >75 years | 0.994 | 0.991–0.997 | <0.001 |
| Hypertension | 1.192 | 1.118–1.270 | <0.001 |
| Diabetes mellitus | 1.182 | 1.093–1.278 | <0.001 |
| Pre-existing renal disease | 3.673 | 2.694–5.008 | <0.001 |
| Prior MI | 1.187 | 1.048–1.343 | 0.007 |
| STEMI | 1.168 | 1.056–1.292 | 0.003 |
| Contrast dose | 1.005 | 1.004–1.005 | <0.001 |
| Multi-vessel disease | 1.293 | 1.208–1.384 | <0.001 |
| LVEF <45% | 0.720 | 0.614–0.844 | <0.001 |
Abbreviations: MI, myocardial infarction; LVEF, left ventricular ejection fraction; STEMI, ST segment elevation myocardial infarction.