Table 8 Survival analysis for 30-day all-cause mortality using categorical covariates
30-day all-cause mortality | ||||||||
|---|---|---|---|---|---|---|---|---|
Factor | Threshold | Univariate analysis | Multivariate analysis | |||||
Cox proportional hazards | Log-Rank | Schoenfeld residuals | Cox proportional hazards | Schoenfeld residuals | ||||
HR (95%CI) | p-value | p-value | p-value | HR (95%CI) | p-value | p-value | ||
Admission | ||||||||
 Grading orthoedema score |  |  | 0.12 | 0.12 | 0.85 |  |  |  |
  No congestion | 0 | 1.00 (reference) |  |  |  |  |  |  |
  Low grade | 1–2 | 13310950 (0-Inf) | 1.00 | 1.00 |  |  |  |  |
  High grade | 3–4 | 83623350 (0-Inf) | 1.00 | 1.00 |  |  |  |  |
 NT-proBNP | > 4577.00 pg/mL | 3.31 (0.37–29.6) | 0.24 | 0.26 | 0.03 | 1.02 (0.06–16.3) | 0.99 | 0.03 |
 hsTnT | > 38.53 pg/mL | 3.7 (0.41–33.1) | 0.19 | 0.21 | 0.58 | 2.68 (0.17–43.1) | 0.49 | 0.58 |
 GDF-15 | > 6221.50 pg/mL | 531526700 (0-Inf) | 0.01 | 0.03 | 1.00 | 460,058,863 (0.00-Inf) | 1.00 | 1.00 |
Discharge | ||||||||
 Grading orthoedema score | ≥ 1 (congestion present) | 0 (0-Inf) | 0.52 | 0.63 |  |  |  |  |
 NT-proBNP | > 4577.00 pg/mL | 0 (0-Inf) | 0.29 | 0.39 |  | 0.00 (0.00-Inf) | 1.00 | 0.79 |
 hsTnT | > 38.53 pg/mL | 690142100 (0-Inf) | 0.22 | 0.28 |  | 16,794,936,545 (0.00-Inf) | 1.00 | 0.73 |
 GDF-15 | > 6221.50 pg/mL | 736669700 (0-Inf) | 0.21 | 0.27 |  | 3,593,508,140 (0.00-Inf) | 1.00 | 0.77 |
 NT-proBNP admission:discharge | > 1.0992464 | 611477,700 (0-Inf) | 0.23 | 0.31 |  | 1,679,461,779 (0.00-Inf) | 1.00 | 0.82 |
 hsTnT admission:discharge | > 1.13408464 | 0 (0-Inf) | 0.24 | 0.32 |  | 0.00 (0.00-Inf) | 1.00 | 0.92 |
 GDF-15 admission:discharge | > 1.8079528 | 0 (0-Inf) | 0.24 | 0.32 |  | 0.00 (0.00-Inf) | 1.00 | 0.57 |