Subgroup analysis: Ed/Ea as a prognostic factor in patients with heart failure
| Cox hazard analysis | Interaction | |||
| P value | Ratio (95% CI) | P value | ||
| Alb | low | 0.346 | 1.405 (0.692 to 2.851) | 0.047 |
| high | <0.001 | 4.336 (1.819 to 10.34) | ||
| eGFR | low | 0.004 | 2.979 (1.407 to 6.309) | 0.26 |
| high | 0.273 | 1.587 (0.694 to 3.626) | ||
| Hb | low | 0.009 | 2.161 (1.205 to 3.878) | 0.353 |
| high | 0.026 | 4.186 (1.181 to 14.84) | ||
| NT-proBNP | low | 0.219 | 2.052 (0.651 to 6.465) | 0.997 |
| high | 0.024 | 2.038 (1.095 to 3.792) | ||
Alb, albumin; eGFR, estimated glomerular filtration rate; Hb, hemoglobin; NT-proBNP, N-terminal pro-brain natriuretic peptide.