Table 4.
Multivariate analysis for duration of ICU stay with the subgroups according to the interquartile of time weighted delta lactate change
| Coefficient | p-value | |
|---|---|---|
| Age (month) | 0.01 | 0.39 |
| Gender (male) | 0.20 | 0.93 |
| RACHS-1 | 1.75 | 0.19 |
| Lowest temperature during CPB (°C) | −0.33 | 0. 31 |
| CPB time (min) | 0.015 | 0. 55 |
| The use of epinephrine after weaning from CPB | 16.8 | <0.001 |
| LacFIRST (mmol/L) | 1.17 | 0.17 |
| Group1(1st quartile of LAC⊿tw) | reference | |
| Group2 (2nd quartile of LAC⊿tw) (vs. Group1) | 2.60 | 0.39 |
| Group3 (3rd quartile of LAC⊿tw) (vs. Group1) | 0.16 | 0.96 |
| Group4 (4th quartile of LAC⊿tw) (vs. Group1) | 6.14 | 0.048 |
ICU: intensive care unit.
RACHS-1: Risk-Adjusted classification for Congenital Heart Surgery Version 1.
CPB: cardiopulmonary bypass.
LacFIRST: lactate level measured at the end of cardiopulmonary bypass.
LAC⊿tw: time weighted change of lactate level after cardiopulmonary bypass.