Posterior population parameters simulated using an isolation with migration model (IMa) and ClonalFrame for African H. pylori populations.

gen, generation.CL 95, 95% confidence limit.n, number of haplotypes used in pair-wise IMa simulations.kya, kilo years ago.hp, Helicobacter population.hsp, Helicobacter sub-population.hpAfrica2 Southern Group, derived subclade of hpAfrica2, isolated mainly in San and Bantu-speakers of South Africa.hpAfrica2 Northern Group, subgroup of hpAfrica2, isolated in San inhabitants of Namibia and Angola.TMRCA, time to the most recent common ancestor.