This is a randomized phase II trial investigating different smoking cessation methods in study subjects undergoing lung cancer screening with low-dose CT (LDCT). The study also evaluates feasibility and outcomes of LDCT screening and potential biomarkers and AI-based evaluation on CT-scans. The study subjects fulfilling I/E-criteria are randomized in 1:1 fashion to yearly LDCT for two rounds with standard smoking cessation (control) or same LDCT approach combined to mobile application based smoking cessation (intervention).
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
200
Mobile application for smoking cessation.
Written material for smoking cessation
Oulu University Hospital
Oulu, Finland
Vaasa Central Hospital
Vaasa, Finland
Number of active smokers at 3 months
The percentage of subjects who are actively smoking at 3 months after inclusion between the study arms
Time frame: 3 months
Number of subjects who have reduced the amount of smoked cigrattes/d at 3 months
The percentage of subjects who have reduced the amount of smoked cigrattes/d at 3 months after inclusion compared to between the study arms
Time frame: 3 months
Number of subjects who have reduced the amount of smoked cigrattes/d at 6 months
The percentage of subjects who have reduced the amount of smoked cigrattes/d at 6 months after inclusion compared to baseline between the study arms
Time frame: 6 months
The reduction in number of smoked cigarettes/d at 3 months
Magnitude of reduction in number of cigarettes consumed/d at 3 month after inclusion compared to baseline between the study arms.
Time frame: 3 months
The reduction in number of smoked cigarettes/d at 6 months
Magnitude of reduction in number of cigarettes consumed/d at 6 month after inclusion compared to baseline between the study arms.
Time frame: 6 months
The percentage of reduction in number of smoked cigarettes/d at 3 months
Percentage of reduction in number of cigarettes consumed/d at 3 month after inclusion compared to baseline between the study arms.
Time frame: 3 months
The percentage of reduction in number of smoked cigarettes/d at 6 months
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Percentage of reduction in number of cigarettes consumed/d at 6 month after inclusion compared to baseline between the study arms.
Time frame: 6 months
Sensitivity of CT screening in the whole cohort
The amount of true positive CT scans for lung cancer compared to false negative CT scans for lung cancer.
Time frame: At 2 years
Costs related to CT screening including additional investigations
The cumulative cost of diagnostic investigations per study subject.
Time frame: At 2 years