. Author manuscript; available in PMC: 2018 Mar 8.

Published in final edited form as: Mol Reprod Dev. 2014 May 22;81(6):531–538. doi: 10.1002/mrd.22321

TABLE 1.

Likelihood Model Results to Detect Correlated Evolutionary Rates Between the Egg Protein CD9 and 5 Sperm Proteins

	n	Chi-squared (2 ×(lnL))		y-intercept	Slope
	n	Free vs. correlated	Correlated vs. null	y-intercept	Slope
CD9-CRISP1	12	22.4	11.92^***	0.00	0.67
CD9-CRISP2	12	16.88	1.18	0.22	0.57
CD9-IZUMO1	12	21.4	5.06^*	0.27	0.25
CD9-PKDREJ	12	23.2	ns	0.42	0.00
CD9-ZAN	11	32.2^*	0.00	0.18	0.00

The y-intercept and slope are shown for the correlated model. Control genes are highlighted in gray.

P value <0.05.

^**

P value <0.01.

^***

P value <0.001.