Table 1.

Settings in simulation studies.

	Group proportions (%)	Zero proportion	DE gene proportion (%)
Scenario 1	(10, 10, 10, 70)	0.6993 (0.0229)	35
Scenario 2	(25, 25, 25, 25)	0.8682 (0.0169)	35
Scenario 3	(10, 10, 10, 70)	0.8688 (0.0165)	35
Scenario 4	(25, 25, 25, 25)	0.6961 (0.0233)	10
		0.6965 (0.0234)	15
		0.6968 (0.0231)	20
		0.6974 (0.0233)	25

The standard deviation of the observed zero proportions in simulated data over 100 replications is shown in the parentheses.