Table 4. Univariate analyses and multivariate associations between worsening heart failure and hydration volume-to-body weight ratio (HV/W > 15 vs. HV/W ≤ 15 mL/kg).
| Risk factors | Univariate logistic regression | Multivariate logistic regression | ||||
|---|---|---|---|---|---|---|
| OR | 95% CI | P-value | OR | 95% CI | P-value | |
| HV/W >15 mL/kg | 3.26 | 1.82–5.85 | <0.001 | 2.13 | 1.14–3.99 | 0.018 |
| Age | 1.03 | 1.01–1.06 | 0.017 | 1.02 | 0.99–1.05 | 0.265 |
| Anemia | 1.38 | 0.79–2.43 | 0.261 | 1.18 | 0.64–2.20 | 0.594 |
| Use of IABP | 4.14 | 2.20–7.80 | <0.001 | 2.45 | 1.24–4.84 | 0.010 |
| Use of diuretic | 3.81 | 2.00–7.28 | <0.001 | 2.82 | 1.43–5.57 | 0.003 |
| Emergency PCI | 4.23 | 2.37–7.55 | <0.001 | 3.38 | 1.81–6.31 | < 0.001 |
Abbreviations: OR, odds ratio; CI, confidence interval; IABP, intra-aortic balloon pump; PCI, percutaneous coronary intervention.