Table 5.

Complication

		OS		MIS		P value
		Cases (%)	P value	Cases (%)	P value
Superficial infection	0w	3(3,4%)	0.619	4(5.6%)	0.878	0.701
	2w	5(5.9%)		4(5.6%)		1.000
	4w	6(6.5%)		5(7.6%)		1.000
Deep vein thrombosis	0w	1(1.1%)	1.000	0(0)	0.765	1.000
	2w	0(0)		1(1.4%)		0.459
	4w	1(1.1%)		1(1.5%)		1.000
Sural nerve palsy	0w	2(2.3%)	0.873	0(0)	0.764	0.503
	2w	1(1.2%)		1(1.4%)		1.000
	4w	3(3.3)		1(1.5%)		0.641
Re-injury	0w	2(2.3%)	0.317	10(14.1%)	0.026	0.006
	2w	1(1.2%)		9(12.5%)		0.006
	4w	0(0)		1 (1.5%) ab		0.418
Re-operation	0w	0(0)	-	4(5.6%)	0.321	0.038
	2w	0(0)		1(1.4%)		0.459
	4w	0(0)		1(1.5%)		0.418

Data represent the mean ± SD;

^a significantly different from 0w groups (using the χ² test or Fisher’s exact test);

^b significantly different from 2w groups (using the χ² test or Fisher’s exact test)