… those of White ethnicity, American Indian and Alaskan Native populations have 2.5- … ongoing epidemiological studies involving American Indians from 12 different Tribal … hospitalization and mortality among American Indian Tribal communities. This genotype …… those of White ethnicity, American Indian and Alaskan Native populations have 2.5- … ongoing epidemiological studies involving American Indians from 12 different Tribal … hospitalization and mortality among American Indian Tribal communities. This genotype …