Table 4: Tunnel widening in femur and tibia at 6 months, 1-year and 2-year follow up. Sagittal plane.

	Tunnel widening	Group Α	Group Β	Group C	P value
Femur/ Tibia 6 months	6-8mm	1 / 0	0 / 0	0 / 0	.430/.182
	4-6mm	3 / 1	3 / 1	0 / 2
	2-4mm	15 / 21	9 / 6	10 / 8
	<2 mm	24 / 21	18 / 23	15 / 15
Femur/ Tibia 1 year	6-8mm	3 / 1	1 / 0	0 / 0	.008/.449
	4-6mm	8 / 9	5 / 3	2 / 3
	2-4mm	12 / 14	8 / 7	8 / 10
	<2 mm	20 / 19	16 / 20	15 / 12
Femur/ Tibia 2 years	6-8mm	4 / 2	0 / 1	0 / 0	.101/.408
	4-6mm	8 / 9	6 / 5	0 / 2
	2-4mm	14 / 14	10 / 6	9 / 10
	<2 mm	17 / 18	14 / 18	16 / 13