Type of mutation No. of patients Frequency
%
Wild type Heterozygous Homozygous
Δ508 150 36 (24) 114 27 9
3849,10kb C>T 150 24 (16) 126 21 3
W1282X 150 (0)00 0 0 0
  Mutations
60
Frequency
%
Wild type Heterozygous Homozygous
Δ508 36 60% 24 27 9
3849,10kb C>T 24 40% 36 19 5
Table 2: Frequency of different mutations studied in CFTR gene.