TABLE 2.
The 1:1 propensity‐score matching method was utilized to create matched cohorts.
| Matched | No caudal | Caudal | p‐Value |
|---|---|---|---|
| Age (months) | 19.5 [13.3;41.5] | 20.5 [12.0;51.5] | 0.999 |
| Weight (kg) | 12.5 [10.5;18.4] | 13.2 [9.82;18.8] | 0.871 |
| Sex | Female 24 | Female 25 | 0.8543 |
| Male 38 | Male 37 | ||
| TBSA (%) | 3.00 [1.00;9.00] | 3.39 [1.50;7.00] | 0.8334 |
| Mechanism | Chemical 3 | Chemical 4 | |
| Flame 10 | Flame 9 | ||
| Scald 28 | Scald 27 | ||
| Contact 21 | Contact 22 | ||
| INTRAOP | |||
| Adjusted morphine equivalents | 0.274 [0.155;0.334] | 0.286 [0.191;0.489] | 0.2703 |
| Acetaminophen (%) | 35 (56) | 26 (42) | 0.106 |
| Ketamine (%) | 19 (31) | 23 (37) | 0.4479 |
| NSAID (%) | 30 (48) | 23 (37) | 0.2038 |
| POD1 | |||
| Morphine equivalents | 0.0783 [0.0384;0.153] | 0.122 [0.0646;0.186] | 0.06182 |
| Acetaminophen (%) | 28 (45) | 31 (50) | 0.5896 |
| NSAID (%) | 11 (18) | 14 (23) | 0.5019 |
Note: Wilcoxon signed‐rank and 2 proportion Z‐tests were used to compare the outcome in the matched cohorts.
Abbreviations: INTRAOP, intraoperative; POD1, post‐operative day 1; TBSA, total body surface area.