Instrument Variable Name: CATLUNG1
Question Text:

The next questions are only about CT or CAT scans to check or screen for lung cancer. Do not include any CT or CAT scans of your chest area that were done for other reasons.
Were any of the CAT scans of your chest area done to check for lung cancer, rather than for some other reason?

1 Yes, to check for lung cancer
2 No, for some other reason
7 Refused
9 Don't know

Universe Text: Sample adults 40+ who have had a CAT scan or CT scan of the chest area in the past 12 months
Skip Instructions:

(1) [go to CATWHEN]
(2,R,D) [go to ASPIRIN]