Table 1.

Clinical Questions About Self-Quitting Tested in this Study

1. What is the overall pattern of changes in smoking?

2. How often do smokers intend to stop smoking and do such intentions quit predict a quit attempt or abstinence?

3. How often do smokers actually change (i.e., reduce or stop smoking)?

4. How long do quit attempts last?

5. What percent of quit attempts are “planned” and do planned quit attempts last longer?

6. What methods or treatments were used and does such use predict greater abstinence?

7. Does failing to quit decrease motivation to quit?

8. How accurate is recall of a quit attempt?