Table 3.

Maximal tunnel diameter

Group	Postoperative	Diameter of the tibial tunnel (mm)			N (%) at 5 years
		6 months	2 years	5 years	10–12 mm	> 12 mm
Screw	11.1 ± 0.2	12.3 ± 0.3	12.3 ± 0.4	11.2 ± 0.4	6 (50%)	4 (33%)
Button	8.1 ± 0.3	8.9 ± 0.3	9.1 ± 0.4	8.2 ± 0.5	0	0
P-value	< .001	< .001	.001	< .001	.002	n.s. (.104)

Group	Postoperative	Diameter of the femoral tunnel (mm)			N (%) at 5 years
		6 months	2 years	5 years	10–12 mm	> 12 mm
Screw	8.6 ± 0.2	10.5 ± 0.4	10.2 ± 0.3	8.9 ± 0.3	2 (17%)	0
Button	7.3 ± 0.3	8.4 ± 0.4	8.4 ± 0.3	7.5 ± 0.3	0	0
P-value	.007	< .001	.001	.002	n.s. (.486)

Data are shown as means with standard deviation