Table 2.

MR sensitivity analysis of the causal effect of breast cancer in different estrogen receptor states on inflammatory bowel disease

	Heterogeneity				Pleiotropy
	Rucker's Q test		Cochran's Q test		MR-Egger
	Q test	P value	Q test	P value	Intercept	P value
Overall	80.29	0.02	80.49	0.03	0.01	0.71
ER+	67.65	0.12	67.72	0.14	0.01	0.82
ER−	6.08	0.81	6.09	0.87	0.02	0.96