The purpose of this study is to confirm the long-term safety and effectiveness of Kalydeco® (ivacaftor) in US CF patients with the R117H-CFTR mutation \<18 years of age and to describe the long-term safety and effectiveness of Kalydeco in CF patients with the R117H-CFTR mutation overall and in patients ≥18 years. The long-term safety and effectiveness of Kalydeco will be examined in totality through the evaluation of the primary outcome measures.
Patient follow-up (i.e., collection of outcomes data after treatment initiation) in the Non-Interventional Cohort will be at least 36 months. The study also includes retrieval of retrospective data entered into the registry for 36 months before the initiation of Kalydeco treatment, from patients matched for Non-Interventional Cohorts. This will permit a within-group comparison of outcomes before and after Kalydeco treatment for effectiveness and safety. The interventional cohort will not be utilized.
Study Type
OBSERVATIONAL
Enrollment
368
Lung function measurements (percent predicted forced expiratory volume in 1 second [FEV1] and forced vital capacity [FVC])
Spirometry will be performed according to the standard procedure at each site, and FEV1 values as recorded in the registry will be evaluated. All descriptive and summary data collected for FEV1 will be repeated for FVC
Time frame: 36 Months
Pulmonary exacerbations, use of IV antibiotics
Pulmonary exacerbation data will be collected as recorded in the registry.
Time frame: 36 Months
Nutritional parameters (body mass index [BMI], BMI-for-age z-score, weight, and weight-for-age z-score)
Height and weight measurements as recorded in the registry will be evaluated. BMI, BMI-for-age z-score, and weight-for-age z-score will be derived
Time frame: 36 Months
Death or transplantation
Death will be collected from the registry database.
Time frame: 36 months
Hospitalizations
Hospitalizations will be collected from the registry database.
Time frame: 36 Months
Selected Complications (Symptomatic sinus disease, Pulmonary complications, CF-related diabetes (CFRD) and distal intestinal obstruction syndrome (DIOS), Hepatobiliary complications, Pancreatitis)
Information for the above shown CF-related complications as recorded in the registry will be evaluated
Time frame: 36 Months
Select pulmonary microorganisms (e.g., P. aeruginosa, S. aureus)
Data on microorganisms as recorded in the registry will be evaluated
Time frame: 36 Months
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