African ancestry Sub-Saharan African Includes individuals who either self-report or have been described by authors as SubSaharan African or one of the subpopulations from this region (e.g. Yoruban). This category also includes individuals who genetically cluster with reference populations from this region for example 1000 Genomes and/or HapMap ESN, LWK, GWD, MSL, MKK and YRI populations.