The same research shows that although Britons of Pakistani descent account for 3.4% of all births, they are responsible for 30% of cases of children with recessive genetic disorders in the UK. Ms. Cryer's constituency includes the Bradford area, where local doctors estimate that three-quarters of marriages in Bradford's Pakistani community are between first cousins. Birmingham Primary Care Trust estimates that one in ten children born to cousin marriages in Birmingham's large Pakistani community either dies in infancy or suffers severe disabilities as a result of recessive genetic diseases. Newsnight speaks with Myra Ali, whose parents are first-degree cousins - she herself is against such marriages. She suffers from epidermolysis bullosa, a recessive genetic disease through which her skin is very fragile and easily forms blisters at the slightest abrasion or impact. Representatives of the Pakistani community reject evidence of a link between cousin marriages and genetic diseases - and the white people of the circus maintain.