Which ethnic group has the highest incidence of cystic fibrosis (CF)?

Question

Quizplus · Accepted Answer

The disorder is inherited as an autosomal-recessive single-gene trait and is most common among Caucasians of Northern and Western European heritage, although it can be found among people of all races and ethnicities. The incidence of CF in the United States among Caucasians is about 1 in 3,000 live births. Carrier status, in which a person has only one mutated gene allele, is estimated at 1 in 20 to 30 Caucasian Americans.

Which Ethnic Group Has the Highest Incidence of Cystic Fibrosis