Primary care invitation | Phone-screener risk assessment | Face-to-face ‘lung health check’ eligibility assessment |
Age 55–77 years Current smoker within past 20 years Exclusion criteria: Dementia register Housebound Palliative care register or metastatic cancer Refused research | Version 1: Verification of age and smoking status (smoker within last 20 years and more than 100 cigarettes in lifetime) Version 2: Estimate of USPSTF 2014 criteria (30 pack-years of smoking and if a former smoker, have quit in the past 15 years) and/or PLCOm2012 6-year lung cancer risk ≥1.3% | Calculation of: USPSTF 2014 criteria (30 pack-years of smoking and if a former smoker, have quit in the past 15 years) and/or PLCOm2012 6 year lung cancer risk ≥1.3% |
Phone screener (V2) estimate lung cancer risk | LHC assessment of lung cancer risk |
Categorical variables | Categorical variables |
Smoked >100 cigarettes in lifetime | Smoked >100 cigarettes in lifetime |
Age (from GP extraction) | Age (from GP extraction) |
Smoking status (current vs former) | Smoking status (current vs former) |
Ethnicity (PLCO groups) | Ethnicity (PLCO groups) |
Highest level of education | Highest level of education |
History of COPD | History of COPD |
Personal history of cancer | Personal history of cancer |
Family history of lung cancer | Family history of lung cancer |
Continuous variables | Continuous variables |
Smoking duration | Smoking duration |
Smoking consumption (amount) | Smoking consumption (amount) |
Periods of smoking abstinence | |
Self-reported height and weight (BMI estimate) | Measurement of height and weight (BMI calculated) |
BMI, body mass index; COPD, chronic obstructive pulmonary disease; GP, general practitioner; LHC, lung health check; PLCO, prostate lung colorectal ovarian; USPSTF, united states preventive services task force.