a notable trendp = 0.089
Although these differences did not reach statistical significance, there was a notable trend toward longer surgery duration (median: 253 min, IQR: 217.5–295.5 vs. median: 282.0 min, IQR: 248.75–330.0; p = 0.089) and increased nasogastric tube aspiration (18% vs. 41%; p = 0.064) in the HU ≤ 37 subgroup.