Therapeutic effect of two methods on avulsion fracture of tibial insertion of anterior cruciate ligament

Table 4 Comparison of knee function scores between group A and group B (mean ± SD, scores)

Project	Preoperative		t value	P value	6 months after surgery		t value	P value
	Group A (n = 40)	Group B (n = 38)			Group A (n = 40)	Group B (n = 38)
Limp	1.88 ± 0.30	1.94 ± 0.45	-0.696	0.488	3.92 ± 0.74a	4.11 ± 0.80a	-1.090	0.279
Support	1.90 ± 0.41	1.98 ± 0.48	-0.793	0.430	4.13 ± 0.68a	4.26 ± 0.88a	-0.732	0.466
Winch	5.84 ± 1.20	6.12 ± 1.32	-0.981	0.330	11.30 ± 2.57a	10.93 ± 2.83a	0.605	0.547
Unstable	12.67 ± 2.48	11.88 ± 2.27	1.465	0.147	20.38 ± 3.70a	21.03 ± 3.58a	-0.788	0.433
Swelling	4.41 ± 0.86	4.67 ± 0.90	-1.305	0.196	8.81 ± 0.89a	8.48 ± 1.03a	1.516	0.134
Go upstairs	3.36 ± 0.78	3.62 ± 0.85	-1.409	0.163	7.96 ± 1.14a	8.21 ± 1.26a	-0.920	0.361
Squat	1.67 ± 0.41	1.80 ± 0.48	-1.288	0.202	3.88 ± 1.03a	4.02 ± 0.89a	-0.641	0.524
Pain	13.52 ± 2.96	12.81 ± 2.56	1.130	0.262	20.86 ± 3.02a	21.32 ± 3.31a	-0.642	0.523
Total score	45.25 ± 7.33	44.82 ± 6.81	0.268	0.789	81.24 ± 9.25a	82.36 ± 8.90a	-0.544	0.588

^aP < 0.05 vs this group before surgery.