TABLE 1

Distribution of multiplex sibships cross-classified by the number of sampled parents

Number of affected sibsNumber of parents with DNA samples
012
2184 (75)14 (9)2 (1)
345 (24)8 (4)1 (0)
410 (5)
51 (1)1 (1)
62 (2)
  • The numbers in parentheses are the number of families that contained genotyping on at least one unaffected sib.