Table 3.

The results of the heterogeneity and horizontal pleiotropy tests.

Behavior exposures	Heart failure GWAS data set	Heterogeneity test (Cochran Q test)		Horizontal pleiotropy test
		MR‐Egger regression	IVW model	MR‐Egger intercept	MR‐PRESSO test
TV screen time	ebi‐a‐GCST009541	0.002	0.002	0.956	0.972
	finn‐HEARTFAIL	<0.001	<0.001	0.997	0.785
Using a computer	ebi‐a‐GCST009541	0.073	0.070	0.294	0.252
	finn‐HEARTFAIL	0.002	0.002	0.985	0.788
Driving	ebi‐a‐GCST009541	0.495	0.539	0.454	0.657
	finn‐HEARTFAIL	0.590	0.670	0.567	0.719

Note: p < .05 was considered as with statistical differences in both heterogeneity test and horizontal pleiotropy test.

Abbreviations: GWAS, genome‐wide association study; IVW, inverse‐variance weighting; MR, Mendelian randomization.