Table 1

 Patient characteristics (patient demographics, lung cancer risk factors and the circumstances leading to the detection of preinvasive lesions are listed for each patient enrolled in the surveillance study)

Patient number(code)Age(years)SexSmoking(pack-years)Additional risk factorsPrevious malignancyReasons for referral
CIS, carcinoma in situ; COPD, chronic obstructive pulmonary disease; F, female; M, male; NSCLC, non-small-cell lung cancer; SCLC, small-cell lung cancer; SD, severe dysplasia.
Patients are numbered from 1 to 22.
1 (001)75M90COPDNoneHaemoptysis
2 (002)73F40NoneCIS of breast excised 1 year previouslyHaemoptysis
3 (003)69M40COPDNonePersistent cough
4 (004)62M106COPDNoneHaemoptysis
5 (005)54M38NoneNonePersistent cough
6 (006)61M141NoneNonePneumonia
7 (007)67M104Asbestos exposure, COPDNonePersistent cough
8 (008)62M96COPDNoneHaemoptysis
9 (009)66M88COPDSCLC, chemotherapy or radiotherapy 8 years previouslyPersistent cough
10 (010)74M60Asbestos exposure, COPDNSCLC, pneumonectomy 2 years previouslyPersistent cough, abnormal sputum cytology
11 (011)75M80COPDNSCLC, lobectomy 2 years previouslyHaemoptysis
12 (012)61M60NoneNSCLC, lobectomy 3 years previouslyHaemoptysis
13 (013)53F96NoneNSCLC, lobectomy 6 months previouslyCIS at resection margin
14 (014)74M62Asbestos exposure, COPDNSCLC, lobectomy 6 months previouslyCIS at resection margin
15 (015)57F22NoneNSCLC, lobectomy 6 months previouslySD at the resection margin
16 (016)60M40COPDSCLC, chemotherapy or radiotherapy 6 months previouslyPersistent cough
17 (017)67M47Asbestos exposure, COPDNSCLC, lobectomy 6 months previouslyCIS at resection margin
18 (018)62M48COPDNonePneumonia
19 (019)70M120COPDNonePersistent cough
20 (020)54M45NoneNonePersistent cough
21 (021)49M62Asbestos exposureNoneHaemoptysis
22 (022)60M0Asbestos exposureNonePersistent cough, abnormal sputum cytology