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Genetic analysis data in the study population
| CFTR gene mutation | Homozygous | Heterozygous | No. of patients |
| Phe508del | 46 | 12 | 58 |
| E1104X | 10 | 5 | 15 |
| G542X | 3 | 5 | 8 |
| N1303K | 4 | 2 | 6 |
| 711 + 1G > T | 2 | 2 | 4 |
| W1282X | 2 | 1 | 3 |
| 4268 + 2T > G | 2 | 0 | 2 |
| G85E | 1 | 1 | 2 |
| 1524 + 5 InsC | 0 | 2 | 2 |
| R764X | 1 | 0 | 1 |
| R1158X | 1 | 0 | 1 |
| I1203V | 1 | 0 | 1 |
| 1677delTA | 1 | 0 | 1 |
| del ex1,et 2 | 0 | 1 | 1 |
| R785X | 0 | 1 | 1 |
| R1066C | 0 | 1 | 1 |
| 3729 delA insTCT | 0 | 1 | 1 |
| Unknown | - | - | 28 |
