Table 3  Parameters used in models A, B, C, D, and E
Abbreviation of parameterExplanation
NAaAncient population size of Africa
sevASeverity of the bottleneck in Africa
TATime of the bottleneck in Africa
NAcCurrent population size of Africa
TAETime of split between Africa and Europe
TANTime of split between Africa and North America
NEaStarting population size of Europe
NEcCurrent population size of Europe
TENTime of split between Europe and North America
NNaStarting population size of North America
NNcCurrent population size of North America
MMigration rate between all populations
TadmTime of admixture between Africa and Europe
PropadmProportion of European admixture in North America