Table 4.

TT-TG values of preoperative, postoperative and intact knee

	$N$	Intact knee (mm)	Preoperative	Postoperative	p1	p2	p3
Overall	201	12.41 $\pm$ 2.21	15.40 $\pm$ 2.21	13.94 $\pm$ 2.18	$<$ 0.001	0.076	$<$ 0.001
SB group	103	12.35 $\pm$ 2.52	15.67 $\pm$ 2.46	14.72 $\pm$ 2.48	$<$ 0.001	$<$ 0.001	0.013
DB group	98	12.45 $\pm$ 1.95	15.11 $\pm$ 1.99	13.11 $\pm$ 1.71	$<$ 0.001	0.141	$<$ 0.001

Note: p1 – the statistical significant between the preoperative and the intact TT-TG values, p2 – the statistical significant between the postoperative and the intact TT-TG values, p3 – the statistical significant between the preoperative and the postoperative TT-TG values.