Table 3.

Average Length of Stay

	No.	LOS (days)	p *
Group
Controls	40	4.05 ± 1.26
TAP-Cath	48	3.52 ± 0.92
TAP-LB	40	2.65 ± 0.66
Global†			<0.0001
TAP-Cath vs. controls‡			0.0234
TAP-LB vs. controls			<0.0001
TAP-LB vs. TAP-Cath			<0.0001

LOS, length of stay; TAP-Cath, transversus abdominis plane–catheter; TAP-LB, transversus abdominis plane–liposomal bupivacaine.

^*Models were adjusted for timing of surgery.

^†Determined using the Welch analysis of variance.

^‡Pairwise comparisons were performed using the Welch t test with the Bonferroni correction value of p = 0.016.