Table 2 Cancer beliefs and willingness to be screened for lung cancer.
Characteristic | Never smokers | Former smokers | Current smokers | All subjects | Smokers v non‐smokers |
---|---|---|---|---|---|
(n = 925) | (n = 517) | (n = 559) | (n = 2001) | Odds ratio* (95% confidence interval) | |
Told by doctor that he/she is at high risk of developing lung cancer (%) | 0.9 | 4.9† | 21.7†,‡,§ | 7.7 | 14.7 (9.6 to 22.5) |
Belief that he/she is at risk for lung cancer (%) | |||||
Yes | 2.8 | 7.7† | 23.1†,‡,§ | 9.5 | 6.95 (4.99 to 9.67) |
No | 90.8 | 77.4† | 36.2†,‡,§ | 0.08 (0.06 to 0.10) | |
Not sure | 6.9 | 14.9† | 40.8†,‡,§ | 7.21 (5.59 to 9.30) | |
Belief that early detection of lung cancer results in a good chance of surviving (%) | 58.8 | 54.0 | 48.7†,§ | 54.7 | 0.65 (0.53 to 0.79) |
In making decision to be screened: | |||||
Screening convenience is important (%) | 28.9 | 32.3 | 29.4 | 30.0 | 1.06 (0.85 to 1.32) |
Risk of disease is important (%) | 87.7 | 80.9† | 56.4†,‡,§ | 77.2 | 0.21 (0.17 to 0.27) |
Screening accuracy is important (%) | 92.4 | 86.9† | 70.9†,‡,§ | 85.0 | 0.24 (0.19 to 0.32) |
Screening cost is important (%) | 36.1 | 38.3 | 51.5†,‡,§ | 41.0 | 1.98 (1.61 to 2.42) |
Willingness to consider for cancer/pay for test/undertake follow‐up | |||||
Willingness to consider screening for lung cancer (%) | 87.6 | 86.1 | 71.7†,‡,§ | 82.8 | 0.30 (0.23 to 0.39) |
Willing to pay $200 for lung cancer screening test (%) | 51.3 | 45.6† | 27.5†,‡,§ | 43.2 | 0.26 (0.20 to 0.33) |
Willing to pay $300 for lung cancer screening test (%) | 26.9 | 20.3† | 10.9†,‡,§ | 19.5 | 0.29 (0.20 to 0.42) |
Willing to have surgery for lung cancer (%) | 69.2 | 62.5† | 50.5†,‡,§ | 62.2 | 0.39 (0.31 to 0.48) |
†p<0.05 compared with non‐smokers by t test or χ2 test, as appropriate.
‡p<0.05 compared with former smokers by t test or χ2 test, as appropriate.
§p<0.05 compared with non‐smokers, after adjusting for age in a logistic regression model.
*Odds ratios reflect comparisons between smokers and non‐smokers, and are adjusted for age in a logistic regression model.