Table 4.

Patient Demographics

Author	Journal	Year	Initial Cohort	Patient Age Mean (range)	Percent male	Chronicity	Method of Reconstruction	Other Selection Criteria
Ibrahim	Arthroscopy	2005	110	22 (17–34)	100%	NR*	All arthroscopic Femoral tunnel drilled through tibia
Keays	AJSM	2007	62	27 (18–38)	71%	Mean time from injury to reconstruction 3 years	All arthroscopic for hamstring, mini- arthrotomy for BTB. Femoral tunnel drilled through tibia	Multi-ligament injuries, patients over 40, acute injuries, and patients with evidence of osteoarthritis at reconstruction excluded
Liden	AJSM	2007	71	28 (15–59)	69%	Mean time from injury to reconstruction 2.8 years	All arthroscopic Femoral tunnel drilled through tibia	Multi-ligament injuries, bilateral injuries, and revision excluded
O’Neill	JBJS-Am	2001	225	NR	67%	NR	1/3 all arthroscopic and 2/3 2-incision	Multi-ligament injuries and those under age 18 excluded
Roe	AJSM	2005	180	24 (13–52)	53%	62% reconstructed within 12 weeks of injury	All arthroscopic Femoral tunnel drilled through anteromedial portal	Patients with multi-ligament injuries, chondral injuries, meniscal pathology involving more than 2/3 of the meniscus, contralateral knee injury, or radiographic abnormality excluded
Sajovic	AJSM	2006	64	25 (14–46)	50%	Mean time from injury to reconstruction 2.0 years	All arthroscopic	Patients with multi-ligament injuries, abnormal radiographs, previous meniscal surgery, or subsequent contralateral rupture excluded
Zaffagnini	KSSTA	2006	50**	31 (22–49)	62%	Mean time from injury to reconstruction 0.8 years	All arthroscopic Femoral tunnel drilled through tibia	Patients with PCL injury, meniscal or cartilage injury, non-athletes, prior knee surgery, and age over 50 were excluded

^*NR = not reported

^**Study also included an extra-articular reconstruction group that was excluded from this analysis