TABLE 4.

Heterogeneity and horizontal pleiotropy check.

EP	OC	Heterogeneity check 1		Heterogeneity check 2		Horizontal pleiotropy check
		Q	P	Q	P	Intercept	SE	P
BPH	BLCA	7.613744	0.47208	5.508447	0.598165	-0.00052	0.000357	0.190081
BLCA	BPH	34.51226	0.00056	33.85226	0.000382	0.000309	0.000667	0.652321

Benign prostate hyperplasia, BPH; bladder cancer, BLCA; exposure, EP; outcome, OC; Heterogeneity check one was performed by IVW, method; Cochran’s Q value, Q; Heterogeneity check two was performed by MR-Egger method; Horizontal pleiotropy test was performed by MR-Egger method; inverse variance weighted, IVW; standard error, SE.