Table 1.

Patients’ characteristics and baseline epidemiology. Values are percentages unless otherwise specified

Femoral fixation	Cortical fixation		Transfemoral fixation			Interference screw	Other/ unknown
	Endobutton	Other	Rigidfix	Transfix	Other
n	14,106	4,352	12,041	3,652	520	3,453	542
Age, mean (SD) a,b	27 (10)	28 (11)	29 (10)	28 (10)	28 (10)	28 (10)	28 (11)
Pivoting activity c	66	66	66	66	72	67	64
Male	56	58	57	59	57	59	54
MCL injury	2.5	2.1	1.9	3.2	3.7	1.2	3.3
Menisc injury	41	44	38	42	42	43	40
Cartilage injury	21	21	20	29	28	20	23
Other injury	0.4	0.5	0.7	0.5	1.3	0.3	0.4
Follow-up, mean (SD) b	2.2 (1.8)	2.5 (1.7)	3.7 (1.8)	3.9 (1.8)	5.4 (2.0)	3.0 (1.8)	2.9 (2.1)
Tibial fixation	Cortical fixation	Interference screw	Retro inter-		Other/ unknown
			Intrafix	ference screw	Rigidfix
n	4,814	18,640	13,014	508	867	823
Age, mean (SD) a,b	27 (11)	28 (10)	29 (11)	27 (10)	27 (10)	27 (11)
Pivoting activity c	65	66	67	63	59	66
Male	55	58	58	58	54	57
MCL injury	3.4	2.3	1.6	0.8	3.6	5.1
Meniscal injury	43	43	37	46	37	45
Cartilage injury	19	24	18	30	25	29
Other injury	0.5	0.4	0.8	1.0	0.2	0.9
Follow-up, mean (SD) b	3.2 (2.0)	2.7 (1.9)	3.3 (1.9)	3.3 (1.8)	4.1 (1.7)	2.8 (2.3)

^aAt time of surgery.

^bYears.

^cAt primary injury (soccer, team handball, alpine activities).