Table 3 False positive rates obtained from the analysis of 10 independent sets of 1000 unlinked STR loci. in 53 populations replicating the sampling of the HGDP data set and generated under a scenario of a spatial expansion from Eastern Africa

Expected false positive rate	Balancing selection			Directional selection
	Finite island	Hierarchical island		Finite island	Hierarchical island
		10 groups	5 groups		10 groups	5 groups
0.001	0.010	0.002	0.002	0.042	0.006	0.005
0.005	0.045	0.010	0.010	0.083	0.014	0.014
0.01	0.080	0.027	0.027	0.110	0.021	0.026
0.05	0.219	0.130	0.130	0.138	0.089	0.091

Abbreviation: HGDP, human genome diversity project.
P-values were obtained from 50 000 simulations, in which the 53 populations were partitioned into five continental groups. Analyses under the finite island model were done by simulating a total of 100 demes. Under the hierarchical island model, we simulated either 5 or 10 groups of 100 demes.

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