Analgesic Impact of a Popliteal Plexus Block to Standard Adductor Canal Block in Arthroscopic Anterior Cruciate Ligament Reconstruction: A Randomized Blind Clinical Trial

Table 2

Comparison of opioid dose intervals between groups^a.

	ACB only		ACB and PPB		value
	n	Median (IQR)	n	Median (IQR)
1st dose interval in hours	30	4 (4)	26	8 (0)	<0.001
2nd dose interval in hours	30	4 (4)	20	8 (0)	<0.001
3rd dose interval in hours	30	4 (0)	6	4 (0)	>0.999
4th dose interval in hours	22	4 (0)	0
5th dose interval in hours	22	4 (0)	0
6th dose interval in hours	22	4 (0)	0

^aComparison with Mann–Whitney U tests.