Characteristic | Re-admission (AIC = 127.48) | Re-admission with 6-MWT distance as continuous variable (AIC = 123.29) | ||
HR (95% CI) | P value | HR (95% CI) | P value | |
6-MWT distance ≤ 300 m | 5.65 (2.15 - 14.88) | <0.001 | 0.98 (0.97 - 0.99) | <0.001 |
NYHA class (II/III) | 3.04 (1.10 - 8.42) | 0.03 | 3.12 (1.13 - 8.57) | 0.026 |
Age (years) | 1.04 (1.004 - 1.08) | 0.03 | 1.04 (1.001 - 1.08) | 0.053 |
LVEF | 2.92 (1.13 - 7.52) | 0.02 | 4.12 (1.55 - 10.98) | 0.004 |
Ischemic heart disease | 1.55 (0.51 - 4.68) | 0.43 | 1.74 (0.57 - 5.25) | 0.32 |