Table 3.
Response distributions for each vignette item.
| LDCT Only | LDCT & X-ray | X-ray Only | No Screening | |
|---|---|---|---|---|
| A) A 60-year-old with a 30 pack-year history who quit smoking 5 years ago. (n = 535) | 147 (27%) | 93 (17%) | 251 (47%) | 34 (6%) |
| B) A 60-year-old who has never smoked who has a 30-year exposure to secondhand smoke from a chain-smoking spouse. (n = 536) | 119 (22%) | 61 (11%) | 280 (52%) | 70 (13%) |
| C) A 60-year-old with a 30 pack-year history who quit 20 years ago. (n = 533) | 132 (25%) | 60 (11%) | 224 (42%) | 110 (21%) |
| D) A 50-year-old former smoker with a 30 pack-year history who quit 1 year ago. (n = 532) | 165 (31%) | 100 (19%) | 199 (37%) | 60 (11%) |
| E) A 75-year-old former smoker with a 40 pack-year history who quit 10 years ago. (n = 524) | 139 (27%) | 87 (17%) | 236 (45%) | 53 (10%) |
| F) A 48-year-old current smoker with a 40 pack-year history. (n = 529) | 129 (24%) | 126 (24%) | 207 (39%) | 54 (10%) |
Note. LDCT = low-dose computed tomography; Bold indicates correct response.