Measure | Current BTMed criteria* | NCCN category 1 criteria† | USPSTF criteria‡ |
Proportion 50–80 years of age LDCT eligible (%) | 44.1 | 18.7 | 19.5 |
Sensitivity, % (95% CI) | 85.6 (80.9 to 89.6) | 48.3 (42.3 to 54.5) | 50.9 (44.8 to 57.0) |
Specificity, % (95% CI) | 56.8 (55.9 to 57.7) | 81.9 (81.2 to 82.6) | 81.2 (80.5 to 81.9) |
Positive predictive value, % (95% CI) | 4.2 (3.7 to 4.8) | 5.6 (4.7 to 6.6) | 5.7 (4.8 to 6.6) |
*Results based on the mortality cohort restricted to 12 508 workers 50–80 years of age at cohort entry and having an FEV1 >40% predicted.
†NCCN category 1: adults aged 55–77 years who have a 30+ pack-year smoking history and currently smoke or have quit within the past 15 years.
‡USPSTF recommends annual screening for lung cancer in adults aged 55–80 years who have a 30 pack-year smoking history and currently smoke or have quit within the past 15 years.
BTMed, Building Trades National Medical Screening Program; FEV1, 1 s force expiratory volume; LDCT, low-dose CT; NCCN, National Comprehensive Cancer Network; USPSTF, US Preventive Services Task Force.