Hispanic Americans: Persons living in the United States of Mexican (MEXICAN AMERICANS), Puerto Rican, Cuban, Central or South American, or other Spanish culture or origin. The concept does not include Brazilian Americans or Portuguese Americans.African Americans: Persons living in the United States having origins in any of the black groups of Africa.Central AmericaCuba: An island in the Greater Antilles in the West Indies, south of Florida. With the adjacent islands it forms the Republic of Cuba. Its capital is Havana. It was discovered by Columbus on his first voyage in 1492 and conquered by Spain in 1511. It has a varied history under Spain, Great Britain, and the United States but has been independent since 1902. The name Cuba is said to be an Indian name of unknown origin but the language that gave the name is extinct, so the etymology is a conjecture. (From Webster's New Geographical Dictionary, 1988, p302 & Room, Brewer's Dictionary of Names, 1992, p132)Acculturation: Process of cultural change in which one group or members of a group assimilate various cultural patterns from another.Mexican Americans: Persons living in the United States of Mexican descent.European Continental Ancestry Group: Individuals whose ancestral origins are in the continent of Europe.United StatesReligion: A set of beliefs concerning the nature, cause, and purpose of the universe, especially when considered as the creation of a superhuman agency. It usually involves devotional and ritual observances and often a moral code for the conduct of human affairs. (Random House Collegiate Dictionary, rev. ed.)TexasPuerto Rico: An island in the Greater Antilles in the West Indies. Its capital is San Juan. It is a self-governing commonwealth in union with the United States. It was discovered by Columbus in 1493 but no colonization was attempted until 1508. It belonged to Spain until ceded to the United States in 1898. It became a commonwealth with autonomy in internal affairs in 1952. Columbus named the island San Juan for St. John's Day, the Monday he arrived, and the bay Puerto Rico, rich harbor. The island became Puerto Rico officially in 1932. (From Webster's New Geographical Dictionary, 1988, p987 & Room, Brewer's Dictionary of Names, 1992, p436)Ethnic Groups: A group of people with a common cultural heritage that sets them apart from others in a variety of social relationships.Polymorphism, Single Nucleotide: A single nucleotide variation in a genetic sequence that occurs at appreciable frequency in the population.Genotype: The genetic constitution of the individual, comprising the ALLELES present at each GENETIC LOCUS.Risk Factors: An aspect of personal behavior or lifestyle, environmental exposure, or inborn or inherited characteristic, which, on the basis of epidemiologic evidence, is known to be associated with a health-related condition considered important to prevent.Genetic Predisposition to Disease: A latent susceptibility to disease at the genetic level, which may be activated under certain conditions.Alcohol Drinking: Behaviors associated with the ingesting of alcoholic beverages, including social drinking.Indians, North American: Individual members of North American ethnic groups with ancient historic ancestral origins in Asia.Prevalence: The total number of cases of a given disease in a specified population at a designated time. It is differentiated from INCIDENCE, which refers to the number of new cases in the population at a given time.Logistic Models: Statistical models which describe the relationship between a qualitative dependent variable (that is, one which can take only certain discrete values, such as the presence or absence of a disease) and an independent variable. A common application is in epidemiology for estimating an individual's risk (probability of a disease) as a function of a given risk factor.Asian Americans: Persons living in the United States having origins in any of the original peoples of the Far East, Southeast Asia, or the Indian subcontinent.Cross-Sectional Studies: Studies in which the presence or absence of disease or other health-related variables are determined in each member of the study population or in a representative sample at one particular time. This contrasts with LONGITUDINAL STUDIES which are followed over a period of time.North AmericaAmerican Samoa: A group of islands of SAMOA, in the southwest central Pacific. Its capital is Pago Pago. The islands were ruled by native chiefs until about 1869. An object of American interest beginning in 1839, Pago Pago and trading and extraterritorial rights were granted to the United States in 1878. The United States, Germany, and England administered the islands jointly 1889-99, but in 1899 they were granted to the United States by treaty. The Department of the Interior has administered American Samoa since 1951. (From Webster's New Geographical Dictionary, 1988, p44)American Heart Association: A voluntary organization concerned with the prevention and treatment of heart and vascular diseases.African Continental Ancestry Group: Individuals whose ancestral origins are in the continent of Africa.