Table 1. Patients characteristics.

Parameter	Total (No. = 8)
Male, No. (%)	5 (63)
Age, years (median, IQR range)	16 (9–26)
Surgical history FESS, No. (%)	2 (25)
Genotype
ΔF508/S1251N, No. (%)	7 (88)
A455E/S1251N, No. (%)	1 (12)
Other medication beside ivacaftor
Nasal steroids, No. (%)	6 (75)
Nasal saline irrigation, No. (%)	2 (25)
Systemic antibiotics, No. (%)	7 (88)
Systemic steroids, No. (%)	2 (25)

Abbreviations: No.: number of patients, FESS: functional endoscopic sinus surgery, IQR: interquartile range