Research Article

[Retracted] A Systematic Review and Meta-Analysis of the SuperPATH Approach in Hip Arthroplasty

Table 3

Newcastle-Ottawa Scale for risk of bias assessment of cohort studies included in the meta-analysis.

StudySelectionComparabilityOutcomeOverall scores
1234567

Martínez et al.★★8
Xu et al.★★8
Meng et al.★★8

1: representativeness of exposed cohort; 2: selection of nonexposed; 3: ascertainment of exposure; 4: outcome not present at start; 5: assessment of outcome; 6: adequate follow-up length; 7: adequacy of follow-up. ☆ score of 0, ★ score of 1, ★★ score of 2.