Table 3.
Comparison of baseline, intra-operative, and post-operative characteristics between infants with lower (<50th percentile) and higher (>50th percentile) post-operative IFABP levels at 6 and 24 h.
| Baseline, intraoperative, and post-operative characteristics | IFABP level 6 h ≤50% | IFABP level 6 h >50% | p-value ≤50 vs. >50 | IFABP level 24 h ≤50% | IFABP level 24 h >50% | p-value ≤50 vs. >50 |
|---|---|---|---|---|---|---|
| Pre-operative IFABP level (ng/ml); median (range) | 2.7 (0.2, 16.1) | 5.1 (0.6, 51.3) | 0.0261 | 3.2 (0.4, 11.5) | 5.1 (0.2, 51.3) | 0.0245 |
| Age at surgery, days; median (range) | 14.0 (2, 119) | 22 (1, 120) | 0.5812 | 19.5 (2.0, 120.0) | 28 (1, 115) | 0.1975 |
| Weight; median (range) | 3.6 (2.2, 6.0) | 3.5 (2.1, 7.4) | 0.3542 | 3.6 (2.2, 7.4) | 3.6 (2.1, 6.4) | 0.5409 |
| Birthweight; median (range) | 3.2 (1.9, 4.3) | 2.9 (1.3, 4.6) | 0.1294 | 3.0 (1.7, 4.0) | 3.1 (1.3, 4.6) | 0.2061 |
| Male (%) | 28 (56%) | 29 (59%) | 0.7486 | 26 (52%) | 29 (58%) | 0.5465 |
| Preterm (%) | 5 (10%) | 10 (20.8%) | 0.1670 | 7 (14%) | 8 (16.3%) | 0.7469 |
| Aristotle Score-Comprehensive; median (range) | 10 (3,16) | 9(3, 19.5) | 0.4859 | 9 (3,16) | 10 (3, 19.5) | 0.3520 |
| Aristotle Score-Basic; Median (range) | 9 (3, 14.5) | 8 (3,15) | 0.5954 | 9 (3, 14.5) | 9 (3, 15) | 0.2234 |
| Single ventricle physiology (%) | 12 (24%) | 17 (35%) | 0.2158 | 8 (16%) | 20 (40.8%) | 0.0061 |
| Pre-operative enteral nutrition initiated (%) | 46 (92%) | 46 (94%) | 1.0000 | 47 (94%) | 46 (92%) | 0.6951 |
| CPB time, minutes; median (range) | 123.5 (54, 399) | 131.0 (55, 372) | 0.4726 | 119 (54, 399) | 147.5 (55, 298) | 0.0259 |
| Cross-clamp time, minutes; median (range) | 71 (0, 205) | 69 (0, 241) | 0.8642 | 66.5 (0, 241) | 75 (0, 205) | 0.2637 |
| Deep hypothermic circulatory arrest, minutes; median (range) | 0 (0, 77) | 0 (0, 59) | 0.8675 | 0 (0, 77) | 0 (0, 76) | 0.9145 |
| Selective cerebral perfusion, minutes; median (range) | 0 (0, 82) | 0 (0, 115) | 0.2516 | 0 (0, 82) | 0 (0, 115) | 0.0736 |
| Duration of mechanical ventilation, hours; median (range) | 32.5 (0.1, 213.7) | 45.3 (0.5, 762.6) | 0.1812 | 26.6 (0.1, 762.6) | 51.7 (7.5, 237.8) | 0.0116 |
| VIS at 6h; median (range) | 8 (2.5, 17) | 10 (0, 27) | 0.0326 | 5 (0, 18) | 8.8 (0, 30) | 0.0055 |
| Lactate peak; median (range) | 3.2 (1.1, 11.4) | 3.4 (0.9, 12.6) | 0.6806 | 3.2 (0.9, 12.6) | 3.6 (1.1, 11.4) | 0.2003 |
| Peak Creatinine; median (range) | 0.5 (1.3, 1.7) | 0.5 (0.3, 1.9) | 0.8972 | 0.5 (0.3, 1.1) | 0.5 (0.3, 1.9) | 0.0347 |
| IL-6 at 6 h; median (range) | 48.6 (10.2, 524.8) | 57.0 (1.3, 296.9) | 0.6327 | 43.5 (11.0, 351.0) | 60.7 (12.3, 908.7) | 0.1040 |
| TNFα at 6 h; median (range) | 7.6 (2.7, 24.7) | 7.4 (3.1, 72.3) | 0.8587 | 6.5 (3.4, 11.6) | 6.8 (2.7, 29.2) | 0.6183 |
Bold values represent statistically significant values (p < 0.05).