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Cox proportional hazards model for decreased time to death or 1st re-intervention
| Univariate | Multivariate analysis | |||
|---|---|---|---|---|
| p value | HR | 95% CI | p value | |
| Sex (female) | 0.350 | |||
| Prematurity | 0.162 | |||
| Juxtaductal stenosis | 0.683 | |||
| Nakata index (mm2/m2) at initial operation | 0.311 | |||
| Nakata index (mm2/m2) at repair | 0.180 | |||
| Preoperative ventilator care | 0.182 | |||
| Group-PR (against group-SR) | 0.049 | 2.3 | 1.00–5.45 | 0.049 |
CI confidence interval, HR hazard ratio, PR primary repair, SR staged repair
