Studies of the fragile (X) syndrome in populations of mentally retarded individuals in Hawaii.
Three populations of retarded individuals were surveyed and the frequency of the fra (X) was found to be 1.9% in males and 0.3% in females.
D000328:Adult; D002648:Child; D005260:Female; D005600:Fragile X Syndrome / Q000453:epidemiology*; D005820:Genetic Testing; D006254:Hawaii; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D008297:Male; D012729:Sex Chromosome Aberrations / Q000453:epidemiology*