Table 5. Comparison of morphine equivalents between subcutaneous plane block and control groups after adjusting covariates.

Variable	Subcutaneous plane block group (N=33, 60%)	Control group (N=22, 40%)	P value
Morphine equivalents, mean ± SD, mg	50.7±8.4	51.8±9.9	0.871
Morphine equivalents/body weight, mean ± SD, mg/kg	0.85±0.15	0.89±0.17	0.671

SD, standard deviation.