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. Author manuscript; available in PMC: 2018 Nov 1.
Published in final edited form as: Arthroscopy. 2017 Aug 26;33(11):2007–2014. doi: 10.1016/j.arthro.2017.06.019

Table 2.

Strength of Risk Factors for Graft Tears

2002–2003 2007–2008
ACL Graft Retear Odds ratio p-value Odds ratio p-value
Age 0.86 <.001 0.87 <.001
Marx Activity Level (t0) 1.08 .20 1.09 .18
Autograft BTB REF REF REF REF
Autograft Hamstring 2.51 0.06 1.62 0.22
Allograft 13.13 <.001 9.51 .002
Male REF REF REF REF
Female 0.58 0.15 0.70 0.34

BTB, bone-patellar tendon-bone.