Fig. 3From: Causal association between body mass index and temporomandibular disorders: a bidirectional two-sample Mendelian randomization analysisForest plot of the causal effects of single nucleotide polymorphisms. (a) MR effect size for body mass index (BMI) on temporomandibular disorders (TMDs); (b) MR effect size for TMDs on BMI. The significance of red lines are MR results of MR Egger test and inverse variance weighted methodBack to article page