Causal association between body mass index and temporomandibular disorders: a bidirectional two-sample Mendelian randomization analysis

Table 3 Sensitivity analysis of the associations between BMI and TMDs.

Outcome	Exposure	Methods	Heterogeneity statistics			Horizontal pleiotropy
Outcome	Exposure	Methods	Q	I ²	P	Egger intercept	P
TMDs	BMI	IVW	50.700	0.006	0.485
		MR Egger	47.933	0.043	0.557	0.021	0.102
BMI	TMDs	IVW	0.478	3.184	0.787
		MR Egger	0.063	14.991	0.803	0.007	0.636

Abbreviations: TMDs, temporomandibular disorders; BMI, body mass index; IVW, inverse variance weighted

ISSN: 1472-6831