Table 4.
Comparison of characteristics between the elevated postoperative NLR and non-elevated postoperative NLR patients
| Variables | NLR < 2.05 (n = 229) |
NLR ≥ 2.05 (n = 195) |
p value |
|---|---|---|---|
| Age (month) | 7.18 ± 2.62 | 6.23 ± 2.98 | 0.001 |
| Male | 116 (50.7%) | 103 (52.8%) | 0.675 |
| Weight (kg) | 7.02 ± 1.55 | 6.56 ± 1.53 | 0.002 |
| RACHS-1 score ≥ 3 | 65 (28.4%) | 81 (41.5%) | 0.004 |
| Preoperative LVEF (%) | 67.46 ± 5.54 | 66.31 ± 7.78 | 0.087 |
| Pulmonary arterial hypertension | 92 (40.2%) | 105 (53.8%) | 0.005 |
| Cyanotic heart disease | 58 (25.3%) | 81 (41.5%) | < 0.001 |
| CPB duration (min) | 76.29 ± 28.22 | 107.37 ± 47.50 | < 0.001 |
| ACC duration (min) | 48.44 ± 21.50 | 70.51 ± 36.25 | < 0.001 |
| Repeated CPB | 3 (1.3%) | 10 (5.2%) | 0.022 |
| Lower body circulatory arrest | 3 (1.3%) | 8 (4.1%) | 0.069 |
| Lowest temperature during CPB (℃) | 31.0 ± 1.31 | 30.01 ± 2.12 | < 0.001 |
| Lowest Hct during CPB (%) | 23.68 ± 2.77 | 23.92 ± 3.12 | 0.401 |
RACHS, Risk Adjustment for Congenital Heart Surgery; LVEF, left ventricular ejection fraction; CPB, cardiopulmonary bypass; ACC, aorta cross-clamping