Fig. 4From: Oral contraceptive use and anterior cruciate ligament injury: comparison of active comparator new user cohort and case-control study designsOdds ratios comparing “ever” vs. “never” OC use in the 1- and 5-years prior to ACL reconstruction for cases and age-matched controls in the case-control study replication, IBM MarketScan Commercial Claims and Encounters Database, 2000–2014Back to article page