Clinical Outcomes of Repair of Complete Detachment of Medial Collateral Ligament at the Tibial Insertion in Bilateral Total Knee Arthroplasty

Table 3

Comparison Preoperative and Final follow-up of Clinical results and Stability between two groups.

	Preoperative			Final follow-up
	Repair group	Control group	-value	Repair group	Control group	-value
HKA angle (degree)	−11.9 ± 4.1	−11.2 ± 4.4	0.522^m	−0.8 ± 1.7	−0.8 ± 2.6	0.967^m
Range of motion (degree)	117.6 ± 17.4	120.7 ± 13.5	0.404^m	125.5 ± 10.9	125.6 ± 7.5	0.381^m
Maximum flexion (degree)	126.4 ± 14.3	128.4 ± 10.4	0.461^m	126.7 ± 8.7	126.5 ± 6.9	0.344^m
Flexion contracture (degree)	8.7 ± 7.1	7.6 ± 7.2	0.535^m	1.1 ± 2.8	0.9 ± 2.3	0.691^m
KS pain (points)	23.5 ± 11.3	27.1 ± 12.2	0.067^m	45.8 ± 4.2	44.9 ± 5.4	0.242^m
KS function (points)	45.3 ± 14.2	51.8 ± 11.6	0.088^s	86.3 ± 8.1	88.1 ± 9.6	0.692^s
WOMAC (points)	69.9 ± 13.9	64.8 ± 10.9	0.124^s	19.1 ± 8.9	17.6 ± 10.1	0.546^m
Stability (degree)
Extension	2.2 ± 2.8	2.1 ± 3.1	0.718^s	4.1 ± 2.3	3.3 ± 2.1	0.208^m
30°Flexion	2.6 ± 3.2	3.6 ± 3.7	0.072^s	5.9 ± 2.6	4.9 ± 2.7	0.125^m

HKA: Hip-Knee-Ankle (-:varus); KS: Knee Society; WOMAC:Western Ontario and McMaster University Osteoarthritis Index. Stability: Measurements of medial opening angles on valgus stress. ^sStudent paired t-test; ^mMann–Whitney U test.