Table 4.

Clinical outcome parameters

	Screw (n = 12)	Button (n = 9)	P-value
IKDC (No. of patients in A/B/C/D)
Preoperative	0/0/6/3	0/0/9/0	n.s. (.345)
5 years	4/5/3/0	2/5/2/0	n.s. (.808)
IKDC subjective
Preoperative	60 ± 8	65 ± 17	n.s. (.399)
5 years	92 ± 6	88 ± 17	n.s. (.437)
Pivot shift (0, glide + , clunk +  + , gross +  + +)
Preoperative	2/9/1/0	2/5/2/0	n.s. (.808)
5 years	4/6/2/0	6/2/1/0	n.s. (.247)
KT-1000 side-to-side difference (mm)
Preoperative	4.0 ± 1.8	6.6 ± 1.9	.004
5 years	2.3 ± 2.4	3.2 ± 3.5	n.s. (.602)
Lysholm
Preoperative	73 ± 10	77 ± 15	n.s. (.602)
5 years	90 ± 10	91 ± 11	n.s. (.808)
Tegner
Preoperative	7 (6–9)	7 (5–9)	n.s. (.808)
5 years	7 (5–9)	6 (4–8)	n.s. (.277)
Single leg hop (% of uninjured leg)
Preoperative	68 ± 31	87 ± 13	n.s. (.310)
5 years	92 ± 26	94 ± 17	n.s. (.247)

Data are shown as means ± standard deviation, median (range)

IKDC International Knee Documentation Committee