TABLE 1.

The number of Jarid1b^+/+, Jarid1b^+/−, and Jarid1b^−/− newborn mice in the indicated genetic background

Genetic background	+/+		+/−		−/−		Total	p value
	No.	%	No.	%	No.	%
Mixed	53	26.6	97	48.7	49	24.6	199	0.867
FVB/N	61	31.9	100	52.4	30	15.7	191	0.005
C57BL/6	42	28.4	75	50.7	31	20.9	148	0.436
Total	156	29.0	272	50.6	110	20.4	538	0.019