Table 2.
Two-part model with independent random cluster effects for ventilator-free days in 2947 patients from the PART trial
| Parameter | Estimate | Standard error | P-value |
|---|---|---|---|
| Part 1: multinomial logit model for odds of death without ROSC | |||
| Intercept | 2.56 | 0.23 | <0.001 |
| Period 2 | −0.23 | 0.20 | 0.286 |
| Period 3 | −0.02 | 0.21 | 0.918 |
| Period 4 | −0.52 | 0.28 | 0.083 |
| Period 5 | −0.21 | 0.81 | 0.797 |
| Initial LT | −0.52 | 0.16 | 0.006 |
| Part 1: multinomial logit model for odds of death after ROSC | |||
| Intercept | 1.75 | 0.24 | <0.001 |
| Period 2 | −0.32 | 0.21 | 0.156 |
| Period 3 | −0.05 | 0.22 | 0.825 |
| Period 4 | −0.28 | 0.29 | 0.355 |
| Period 5 | 0.15 | 0.82 | 0.854 |
| Initial LT | −0.35 | 0.17 | 0.060 |
| Part 2: beta-binomial model for the number of ventilator-free days in survivors | |||
| Intercept | 1.59 | 0.24 | <0.001 |
| Period 2 | −0.21 | 0.20 | 0.325 |
| Period 3 | −0.04 | 0.20 | 0.862 |
| Period 4 | 0.25 | 0.30 | 0.408 |
| Period 5 | −0.01 | 0.83 | 0.990 |
| Initial LT | −0.03 | 0.16 | 0.852 |
|
0.17 | 0.02 | |
|
0.40 | 0.12 | |
|
0.41 | 0.15 | |
| log-likelihood | −3082.5 | ||
| AIC | 6207.0 | ||
| BIC | 6500.1 | ||