Analgesic Effect of Passive Range-of-Motion Exercise on the Healthy Side for Pain after Total Knee Arthroplasty: A Prospective Randomized Trial

Table 3

Range of motion before and after CPM.

Day	Bilateral group			Unilateral group
	Before CPM	After CPM	value	Before CPM	After CPM	value
2	47.9 (30, 58.8)	67.9 (50, 75)	0.003	54.6 (36.3, 63.8)	66.5 (46.3, 90)	0.12
4	62.5 (50, 75)	74.9 (61.3, 85)	0.035	74.4 (55, 91.5)	84.4 (67.5, 100)	0.13
7	73.5 (60, 85.8)	87.6 (70, 103.8)	0.054	85.3 (65, 105)	96.1 (81.3, 110.8)	0.14
14	85.9 (66.3, 104)	96.3 (81.8, 110.8)	0.081	88.2 (80, 100)	100.3 (90, 110)	0.048

value; before CPM vs after CPM.