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Table 1 Characteristics of the included studies

From: Open versus arthroscopic ankle arthrodesis: a systematic review and meta-analysis

AuthorYearCountryJournalLesion typeProcedureFollow-upSample sizeArthroscopicOpenAgeMaleBMI
          (Aa vs Ob)(Aa vs Ob)(Aa vs Ob)
Meng [17]2013ChinaChinese Journal of Reparative and Reconstructive SurgeryAnkle arthritisAnkle fusion12 months301416Not availableNot availableNot available
O'Brien T S[18]1999USAFoot Ankle InternationalPost-traumatic arthritisAnkle fusionNP36191747.3 vs 44.69/19 vs 7/17Not available
Nielsen KK [19]2008DenmarkFoot and Ankle SurgeryPost-traumatic arthritisAnkle fusion12 months1075849Not availableNot availableNot available
Townshed D [4]2013CanadaJournal of Bone and Joint Surgery AmPost-traumatic/ primary OAAnkle fusion24 montsshs60303059.4 vs 54.711/30 vs 20/3027.4 vs 29.6
Myerson [20]1990USAClinical Orthopaedics and Related ResearchPost-traumatic arthritisAnkle fusion23 months331716Not available7/17 vs 7/16Not available
Peterson [21]2010USAJournal of foot and Ankle SurgeryAnkle arthritisAnkle fusion6 months10101056.2 vs 54.85/10 vs 6/1037.36 vs 32.11
Panikkar [22]2003UKFoot and Ankle SurgeryOsteoarthritis/rheumatoid arthritis/post-traumaticAnkle fusion96 months41212265 vs 6817/3 vs 12/9 
DeVrie s[23]2019USAJournal of Foot and Ankle SurgeryAnkle instabilityAnkle fusion24.2 months55431244.7 vs 39.516/43 vs 6/1234.2 vs 33.1
Quayle [24]2016UKFoot and Ankle SurgeryPost-traumatic arthritisAnkle fusion48 months79502957 vs 61.937/50 vs 19/2928.9 vs 28.0
Schmid [25]2017CanadaFoot Ankle InternationalEnd-stage ankle arthritisAnkle fusion54 months97623557.4 vs 57.1139/62 vs 26/3528.2 v 28.8
  1. aArthroscopic arthordesis
  2. bOpen surgery