Healing of the Acutely Injured Anterior Cruciate Ligament: Functional Treatment with the ACL-Jack, a Dynamic Posterior Drawer Brace

Table 1

Baseline data of the ACL-Jack group, the functional treatment group, and the primary ACL reconstruction group.

		ACL-Jack	Functional treatment	Primary ACL reconstruction
Included patients
Patients		86	20	20
Dropouts (total)	(%)	20 (23%)	6 (30%)	0
(i) Failures	(%)	18 (20.9%)	6 (30%)	0
(ii) Lost to follow up	(%)	2 (2%)	0	0
Age	years	32 ± 14 (14–74)	35 ± 10 (21–48)	23 ± 7 (15–40)	0.00002
Sex	M/F	52/33	13/7	14/6
Side	R/L	48/37	8/12	12/8
Meniscus tear	(%)	11 (12%)	0	6 (30%)
ACL displaced	(%)	28 (33%)	6 (30%)	—
Injury to treatment	days	14 ± 10 (10–21)	—	37 ± 26 (10–89)	0.0001
Analyzed patients
Patients		66	14	20
Sex	M/F	36/30	8/6	14/6
Side	R/L	38/28	5/9	12/8
Meniscus tear	(%)	9 (14%)	0 (0%)	6 (30%)
ACL displaced	(%)	23 (27%)	4 (29%)	—
Injury to treatment	days	14 ± 8 (10–21)	—	37 ± 26 (10–89)	0.0001