TABLE 1.

Functional Data for the Symmetry-Training and Standard-of-Care Groups^*

	Symmetry Training (n = 11)			Standard of Care (n = 11)
	Presurgery	Initial Postoperative Outpatient PT Evaluation	3 mo Postsurgery	6 mo Postsurgery	6 mo Postsurgery	Effect Size†
KOS, %	46 ± 20	40 ± 14	84 ± 9	84 ± 10	86 ± 10	0.20
Flexion ROM, deg	122 ± 23	89 ± 12	123 ± 6	125 ± 9	119 ± 7	0.78
TUG, s	8.7 ± 2.3	13.8 ± 5.2	8.5 ± 2.2	8.1 ± 2.1	7.6 ± 1.8	0.26
SCT, s	18.3 ± 8.8	34.1 ± 15.7	16.7 ± 5.6	12.4 ± 4.6	12.1 ± 3.3	0.08
6MW, m	500 ± 142	341 ± 100	531 ± 90	627 ± 141	564 ± 85	0.54
Quadriceps index, %	81 ± 22	24 ± 14	81 ± 17	85 ± 20	79 ± 20	0.30

Abbreviations: 6MW, 6-minute walk test; KOS, Knee Outcome Survey; PT, physical therapy; ROM, range of motion; SCT, stair-climbing test; TUG, timed up-and-go test.

^*Values are mean ± SD except for effect size.

^†Calculated between the symmetry group and the standard-of-care group at the 6-mo post–total knee arthroplasty time point.