Clinical and radiological outcomes following isolated double-bundle medial patellofemoral ligament reconstruction for patellar instability in mature and normal lower limb alignment patients: a 12-year follow-up case series

Table 2 Functional scores at different follow-up times

	Preoperative	6 years postoperative	12 years postoperative	t, p Value ^a
Kujala score	57.53 ± 8.59	88.92 ± 3.84	93.81 ± 2.76	t = − 8.178, p = 0.000
Lysholm score	43.53 ± 10.20	89.67 ± 4.13	92.06 ± 3.89	t = − 5.711, p = 0.000

^ap value in this table represents the differences between 6 years and 12 years postoperative scores

ISSN: 1749-799X