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Table 3 Methodological assessment based on Newcastle-Ottawa Scale for non-randomized studies

From: Resurfacing hemiarthroplasty versus stemmed hemiarthroplasty for glenohumeral osteoarthritis: a meta-analysis

study Selection (score) Comparability (score) Outcome (score) Total score
Represent-ativeness of the exposed cohort Selection of the nonexpo-sed cohort Ascertai-nment of exposure Outcome of interest was not present at start of study Based on the design or analysis Assess-ment of outcome Follow-up long enough for outcomes to occur Adequ-acy of follow-up of cohorts
Hammond et al, 2013 [45] 1 1 1 1 2 1 1 0 8
Rasmussen et al, 2014 [39] 1 1 1 1 1 0 1 1 7
Lebon et al, 2014 [46] 1 1 1 1 2 1 1 0 8
Ödquist et al, 2018 [40] 1 1 1 1 1 0 1 1 7
Fourman et al, 2019 [48] 1 1 1 1 2 1 1 0 8