Table 1.

Results from a Multiple Linear Regression Analysis between ω and Different Explanatory Variables.

Variable	Estimate	P value
Expression level in brain	−4.07×10−4	<2.2×10−16***
Protein–protein interactions	−3.76×10−5	3.37×10−4***
Female-biased expression	−2.01×10−2	5.18×10−5***
Male-biased expression	2.11×10−2	1.94×10−4***
Recombination rate	−1.00×10−3	0.08
Expression breadth	1.41×10−2	0.27
Adjusted R-squared	0.053	<2.2×10−16 ***

^***Statistical significance at P < 0.001 level.