translate English to French: If the prevalence changes, it only influences the number of N-N, and the number of N-N is not related to our formula.
Css= (137*2) / ([137*2] +467) =0,3698 Taux de concordance chez les jumeaux de sexe opposé (Cos) : Cos= (32*2) / ([32*2] +203) = 0,2397= CDZ Taux de concordance chez les jumeaux monozygotes (CMZ) :