Table 4.

Average Sums of Posterior Probabilities of Having Non-zero eQTL Effect Sizes that Are Stratified Based on Gene Expression Heritability (Either True Simulated Heritability in Simulation Studies or the Range of Train R² of the Fitted BVSR Models with ROS/MAP Data

Gene Expression Heritability	Sum of Posterior Probabilities
	Whole Genome	cis-Region	trans-Region
5 True Causal eQTL
$0.05$	0.79	0.46	0.33
$0.1$	2.28	1.13	1.15
$0.2$	3.72	1.44	2.28
$0.5$	4.91	1.56	3.35
22 True Causal eQTL
$0.05$	0.05	0.02	0.03
$0.1$	0.21	0.11	0.10
$0.2$	1.43	0.87	0.56
$0.5$	6.46	3.89	2.57
ROS/MAP
(0, 0.05) 1,504 genes	6.63	0.60	6.23
(0.05, 0.1) 1,964 genes	1.45	0.13	1.32
(0.1, 0.25) 6,617 genes	2.00	0.17	1.83
(0.25, 0.5) 3,224 genes	2.66	0.22	2.44
(0.5, 1) 474 genes	3.04	0.31	2.73

The simulation scenarios presented here are those with 2 of 5 and 11 of 22 true causal eQTL from the cis-regions.