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Table 4 Quality assessment classifications from the Effective Public Health Practice Project Quality Assessment Tool

From: Risk factors for hospital re-presentation among older adults following fragility fractures: a systematic review and meta-analysis

Lead author Year Selection bias Study design Confounder Blinding Data collection Dropouts & withdrawals Global rating
Basques 2015 [30] Moderate Moderate Moderate Moderate Strong Weak Moderate
Bischoff-Ferrari 2010 [20] Weak Strong Strong Strong Moderate Strong Strong
Boddaert 2014 [21] Moderate Moderate Strong Moderate Strong Strong Strong
Fox 1998 [31] Weak Moderate Weak Moderate Strong Weak Weak
French 2008 [25] Moderate Moderate Weak Moderate Strong Strong Moderate
Giusti 2008 [32] Strong Moderate Weak Moderate Strong Strong Moderate
Golinvaux 2014 [48] Moderate Moderate Strong Moderate Strong Strong Strong
Gregersen 2011 [42] Moderate Moderate Strong Moderate Strong Strong Strong
Hageman 2014 [43] Moderate Moderate Weak Moderate Strong Weak Weak
Halm 2003 [27] Strong Moderate Strong Moderate Strong Strong Strong
Halm 2003 [33] Strong Moderate Strong Moderate Strong Strong Strong
Halm 2004 [34] Strong Moderate Strong Moderate Strong Strong Strong
Härstedt 2015 [35] Strong Moderate Weak Moderate Strong Strong Moderate
Heyes 2015 [29] Moderate Moderate Weak Moderate Strong Moderate Moderate
Heidari 2012 [26] Moderate Moderate Strong Moderate Strong Weak Moderate
Hsaio 2011 [23] Moderate Moderate Strong Moderate Weak Weak Weak
Intrator 1998 [44] Weak Moderate Strong Moderate Strong Strong Weak
Jou 2014 [24] Moderate Moderate Strong Moderate Weak Weak Weak
Kates 2014 [28] Moderate Moderate Weak Moderate Strong Strong Moderate
Kates 2015 [49] Moderate Moderate Weak Moderate Strong Strong Moderate
Khan 2012 [36] Moderate Moderate Weak Moderate Strong Moderate Moderate
Kiel 1994 [45] Moderate Moderate Weak Moderate Strong Strong Moderate
Le-Wendling 2012 [37] Moderate Moderate Strong Moderate Weak Strong Moderate
Ling 2013 [19] Moderate Moderate Moderate Moderate Strong Weak Moderate
Merchant 2005 [38] Moderate Moderate Moderate Moderate Strong Strong Strong
Ottenbacher 2003 [46] Moderate Moderate Weak Moderate Strong Moderate Moderate
Pollock 2015 [50] Moderate Moderate Weak Moderate Strong Weak Weak
Radcliff 2008 [51] Moderate Moderate Strong Moderate Strong Strong Strong
Riggs 2010 [39] Moderate Moderate Moderate Moderate Strong Weak Moderate
Teixeira 2009 [40] Moderate Moderate Moderate Moderate Strong Strong Strong
Toson 2015 [53] Moderate Moderate Moderate Moderate Strong Moderate Strong
Toy 2014 [41] Moderate Moderate Weak Moderate Strong Strong Moderate
Tsai 2013 [47] Moderate Moderate Strong Moderate Weak Weak Moderate
Vochteloo 2011 [22] Moderate Moderate Strong Moderate Strong Weak Moderate
Zhang 2014 [52] Moderate Moderate Weak Moderate Moderate Weak Weak