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Table 2 Quality assessment of case-controlled studies comparing surgical interventions for treating AIS using Newcastle-Ottawa Scale

From: Effectiveness and safety of surgical interventions for treating adolescent idiopathic scoliosis: a Bayesian meta-analysis

Author group   Selection    Comparability   Exposure  
  Adequat-e case definitio-n Representativeness of the cases Selectio-n of Control-s Definitio-n of Controls Comparability of cases and controls Ascertainm-ent of exposure Same method of ascertainmen-t Non Response rate
Dobbs 2006 [26] 1 1 1 2 1 1
Zhang 2012 [52] 1 1 1 2 1 1
Zhang 2009 [41] 1 1 1 2 1 1
Qiu 2011 [42] 1 1 1 2 1 1
Zhang 2011 [51] 1 1 1 2 1 1
Kim 2005 [34] 1 1 1 1 1 1
Bullmann 2013 [46] 1 1 1 1 1 1
Vedantam 2000 [44] 1 1 1 1 1 1
Kim 2008 [33] 1 1 1 2 1 1
Faro 2005 [28] 1 1 1 2 1 1
Kishan 2007 [35] 1 1 1 2 1 1
Lenke 2004 [15] 1 1 1 2 1 1
Verma 2011 [45] 1 1 1 2 1 1
Zhou 2011 [49] 1 1 1 1 1 1
Greggi 2010 [31] 1 1 1 2 1 1
Lonner 2009 [37] 1 1 1 2 1 1
Newton 2013 [40] 1 1 1 1 1 1
Suk 2008 [43] 1 1 1 1 1 1
Graham 2000 [30] 1 1 1 1 1 1
Miljenko 2006 [29] 1 1 1 2 1 1
Lenke 1999 [36] 1 1 1 1 1 1
Wong 2004 [48] 1 1 1 2 1 1 1
Muschik 2006 [39] 1 1 1 1 1 1
Lonner 2006 [38] 1 1 1 2 1 1
Hee 2007 [32] 1 1 1 2 1 1
Wang 2008 [47] 1 1 1 2 1 1
Dong 2015 [27] 1 1 1 2 1 1
Zhan 2010 [50] 1 1 1 2 1 1
  1. AIS adolescent idiopathic scoliosis