The purpose of this study is to learn about dacomitinib for the possible treatment of lung cancer. This study is seeking participants who: * have lung cancer that could not be controlled. * have a type of gene called epidermoid growth factor receptor. A gene is a part of your DNA that has instructions for making things your body needs to work. * have received dacomitinib for their lung cancer. All participants in this study had received dacomitinib. Dacomitinib is a tablet that is taken by mouth at home. They continued to take dacomitnib until their cancer was no longer responding. The study will look at the experiences of people receiving the study medicine. This will help to see if the study medicine is safe and effective.
Study Type
OBSERVATIONAL
Enrollment
29
Tri-Service General Hospital
Taipei, Taiwan
Percentage of patients with dacomitinib dosage change and reasons
The percentage of patients with dacomitinib dosage change and reason during follow-up period will be summarized.
Time frame: 52 months from index date
Percentage of patients with dacomitinib treatment discontinuation
The percentage of patients with dacomitinib treatment discontinuation for any reason during follow-up period will be summarized.
Time frame: 52 months from index date
Real-world overall survival (rwOS)
Time to death from index date during follow-up period will be summarized by K-M plot with corresponding 95% CI.
Time frame: 52 months from index date
Real-world progression-free survival
Time to real-world disease progression or death, which ever occurs first, during follow-up period will be summarized by K-M plot with corrsponding 95% CI.
Time frame: 52 month from index date
Real-world best objective response rate (rwORR)
Number and percentage of patients achieving real-worl overall response (CR or PR).
Time frame: 52 months from index date
real-world intracranial response rate (rwIC-ORR)
The percentage of patients achieving real-world intracranial response (CR or PR) for brain metastases during follow-up period will be summarized.
Time frame: 52 months from index date
real-world extracranial response rate (rwEC-ORR)
The percentage of patients achieving real-world extracranial response (CR or PR) for brain metastases during follow-up period will be summarized.
Time frame: 52 months from index date
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