Fig. 2From: The 3-dimensional miniplate is more effective than the standard miniplate for the management of mandibular fractures: a meta-analysisAssessment of the risk of bias for the included studies. a Methodological quality graph: authors’ judgment about each methodological quality item presented as percentages across all included studies; b methodological quality summary: authors’ judgment about each methodological quality item for each included study. +: low risk of bias; “?”: unclear risk of bias; “−”: high risk of biasBack to article page