Table 2.

Proportions of genic and NS SNPs relative to the proportion of nongenic SNPs in the tails of the individual variable distributions

		Tail cutoff
		Genic:nongenic			NS:nongenic
Variable category	Variable	0.05	0.01	0.005	0.05	0.01	0.005
Ecoregion	Dry	1.06*	1.12†	1.14†	1.18*	1.02	1.33
	Polar	1.05‡	1.10*	1.19*	1.19*	1.54*	1.78*
	Humid temperate	1.06*	1.11*	1.11‡	1.15*	1.14	1.17
	Humid tropical	1.01	1.05	1.08	1.06	1.28	1.25
Subsistence	Agriculture	1.01	1.03	1.04	1.03	1.32†	1.41†
	Foraging	1.03	1.04	1.04	1.25*	1.46*	1.25
	Horticulture	1.00	0.99	1.00	1.13	1.00	0.89
	Pastoralism	1.01	1.05	1.13†	1.05	1.34‡	1.33
Main dietary component	Cereals	1.04	1.06	1.10	1.04	1.12	1.37†
	Fats, meat, and milk	1.03	1.09	1.07	1.13	1.14	1.29
	Roots and tubers	1.06*	1.11*	1.13*	1.08	1.02	1.05

*Support from >99% of bootstrap replicate.

^†Support from >97.5% of bootstrap replicate.

Support from >95% of bootstrap replicate.