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Table 1 Summary of study characteristics

From: Biomechanical comparison of single-bundle versus double-bundle anterior cruciate ligament reconstruction: a meta-analysis

StudyJournalYearStudy designLevel of evidenceBundle typeAge (years)Sex (M:F)Graft
Albuquerque et al.Clinics (Sao Paulo)2007CLSLevel of evidence (II)SB:1046.7 (27–67)7:3QBTG (10)
DB:10QBTG (10)
Sbihi et al.Rev Chir Orthop Reparatrice Appar Mot2004CLSLevel of evidence (II)SB:8NPNPSemiT and gracilis (8)
DB:8SemiT and gracilis (8)
Ho et al.Arthroscopy2009CLSLevel of evidence (II)SB:868.8 (51–83)4:4SemiT and gracilis (8)
DB:8SemiT and gracilis (8)
Mae et al.Arthroscopy2001CLSLevel of evidence (II)SB:775 (67–86)NPSemiT and gracilis (7)
DB:7SemiT and gracilis (7)
Seon et al.Am J Sports Med.2010CLSLevel of evidence (II)SB:10NP (47–60)6:4SemiT and/or gracilis (10)
DB:10SemiT and/or gracilis (10)
Yagi et al.Am J Sports Med.2002CLSLevel of evidence (II)SB:10NP (44–60)NPSemiT and/or gracilis (10)
DB:10SemiT and/or racilis (10)
Yamamoto et al.Am J Sports Med.2004CLSLevel of evidence (II)SB:1048.6 (39–55)NPSemiT and/or gracilis (10)
DB:10SemiT and/or gracilis (10)
Nohmi et al.Sports Med Arthrosc Rehabil Ther Technol.2012CLSLevel of evidence (II)SB:870.6 (18–93)NPSemiT and/or gracilis (8)
DB:8SemiT and/or gracilis (8)
Kondo et al.Am J Sports Med.2010CLSLevel of evidence (II)SB:862.1 (31–72)NPSemiT and gracilis (8)
DB:8SemiT and gracilis (8)
Goldsmith et al.Am J Sports Med.2013CLSLevel of evidence (II)SB:946.7 (46–58)6:3Bovine extensor tendon (9)
DB:9Bovine extensor tendon (9)
Lord et al.Knee Surg Sports Traumatol Arthrosc2016CLSLevel of evidence (II)SB:966 (57–78)4:5SemiT and gracilis (9)
DB:9SemiT and gracilis (9)
Gadikota et al.Am J Sports Med.2009CLSLevel of evidence (II)SB:8NP (59–64)NPSemiT and gracilis (8)
DB:8SemiT and gracilis (8)
Kim et al.Knee Surg Sports Traumatol Arthrosc2015CLSLevel of evidence (II)SB:1059.8 (49–69)10:0Quadriceps tendon (10)
DB:10Quadriceps tendon (10)
Herbort et al.Am J Sports Med.2015CLSLevel of evidence (II)SB:1076.3 (63–86)NPPorcine flexor tendon (10)
DB:10Porcine flexor tendon (10)
Musahl et al.Am J Sports Med.2011CLSLevel of evidence (II)SB:1062 (57–70)NPGracilis (10)
DB:10Gracilis (10)
Komzák et al.Eur J Trauma Emerg Surg2017CLSLevel of evidence (II)SB:2027.5 (17–42)23:17SemiT and/or gracilis (20)
DB:20SemiT and/or gracilis (20)
Suzuki et al.Arthroscopy2019CLSLevel of evidence (II)SB: 2284 (72–92)NPSemiT (22)
DB: 22SemiT(22)s
  1. CLS controlled laboratory study, SB single-bundle, DB double-bundle, QBTG quadriceps bone-tendon graft, SemiT semitendinosus tendon, NP not provided