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

Table 3

Comparison of the postoperative pain scores between groups^a.

	VAS score	Postoperative pain score 30 min	Postoperative pain score 4 h	Postoperative pain score 8 h	Post operative pain score 12 h	Postoperative pain score 16 h	Postoperative pain score 20 h	Postoperative pain score 24 h
ACB only group	Postoperative pain score 30 min
	Postoperative pain score 4 h	0.383
	Postoperative pain score 8 h	>0.999	>0.999
	Postoperative pain score 12 h	0.233	>0.999	>0.999
	Postoperative pain score 16 h	>0.999	>0.999	>0.999	>0.999
	Postoperative pain score 20 h	0.012	>0.999	0.126	>0.999	>0.999
	Postoperative pain score 24 h	0.012	>0.999	0.126	>0.999	>0.999	>0.999
ACB and PPB	Postoperative pain score 30 min
	Postoperative pain score 4 h	0.021
	Postoperative pain score 8 h	>0.999	>0.999
	Postoperative pain score 12 h	0.126	>0.999	>0.999
	Postoperative pain score 16 h	0.029	>0.999	>0.999	>0.999
	Postoperative pain score 20 h	<0.001	>0.999	0.137	>0.999	>0.999
	Postoperative pain score 24 h	0.001	>0.999	0.300	>0.999	>0.999	>0.999

^aFriedman’s test was used as a repeated measures test to study if there is a change in the VAS score at different time points.