Table 3. Range of motion.

	Time point							p-value
	Preoperative	6 weeks	3 months	6 months	1 year	2 years	vs. preoperative		Overall
FC	9.10 ± 7.23	4.15 ± 4.08	3.40 ± 4.08	2.75 ± 3.36	2.35 ± 2.97	2.15 ± 2.87	<0.001		<0.001
FF	136.05 ± 14.78	129.90 ± 15.06	134.65 ± 11.26	134.40 ± 9.37	138.65 ± 8.16	139.80 ± 10.02	<0.001		<0.001
ROM	126.95 ± 15.67	125.75 ± 14.74	131.25 ± 12.19	131.65 ± 9.90	136.30 ± 8.84	137.65 ± 10.41	<0.001		<0.001

Data are presented mean ± standard deviation.

FC, flexion contracture; FF, further flexion; ROM, range of motion.