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Table 2 MINORS appraisal scores for the included nonrandomized control trial

From: Comparison between minimally invasive plate osteosynthesis and open reduction-internal fixation for proximal humeral fractures: a meta-analysis based on 1050 individuals

NameMethodological itemsTotal
123456789101112
Chiewchantanakit 2015 [21]22020220222218
Fischer 2016 [20]22220220222220
Gao 2015 [16]22010120122215
Kim 2019 [28]22020220202216
Lin 2014 [22]22020200202214
Liu 2013 [17]22010220222217
Liu 2015 [10]22020220222218
Liu 2016 [25]22020220222218
Liu 2019 [15]22020220222218
Röderer 2011 [26]22220200222218
Shang 2013 [19]22020200222216
Shen 2018 [23]22020220222218
Wang 2012 [18]22010120222216
Zhang 2018 [24]22022220222220
  1. MINORS Methodological index for nonrandomized studies
  2. (1) A clearly stated aim; (2) inclusion of consecutive patients; (3) prospective collection of data; (4) endpoints appropriate to the aim of the study; (5) unbiased assessment of the study endpoint; (6) follow-up period appropriate to the aim of the study; (7) loss to follow-up that is < 5%; (8) prospective calculation of the study size; (9) an adequate control group; (10) contemporary groups; (11) baseline equivalence of groups; (12) adequate statistical analyses. The items were scored as “0” (not reported), “1” (reported but inadequate), or “2” (reported and adequate)