- The number of patients retaining common cystic fibrosis transmembrane conductance regulator variants and their genotype.
| Variant number | cDNA Name | n (%) | Heterozygous | Homozygous |
| 1 | c.1521_1523delCTT | 13 (19.0) | 4 | 9 |
| 2 | c.1418delG | 7 (10.0) | 1 | 6 |
| 3 | C.579+G>T | 6 (8.7) | - | 6 |
| 4 | c.2988+1G>A | 6 (8.7) | 1 | 5 |
| 5 | c.3419T>A | 5 (7.2) | - | 5 |
| 6 | c.4124A>C | 4 (5.8) | - | 4 |
cDNA: complementary deoxyribonucleic acid