CSSTOPNO is a 3-digit-numeric variable.
000: Not in Universe
096: 96+ times
998: Unknown-not ascertained
999: Unknown-don't know
For sample adults age 18 and older who have smoked at least 100 cigarettes in her/his entire life, CSSTOPNO indicates how many times the person has stopped smoking for one day or longer, in her/his whole life. Please see the Universe tab for detailed information about who was asked this question in specific survey years. Please see the Comparability tab for information on slight changes in question wording between years.
In 1992, the question asked "In your whole life how many times have you stopped smoking for one day or longer, including the last time." In 2000, the question specifically asked "In your whole life, how many times have you stopped smoking for one day or longer because you were trying to quit smoking."
There are minor changes in the universe statement between years, as outlined in the Universe tab, which impact the comparability of this variable over time. Users are advised to consider the impact that changes in the universe may have on their analyses when using data from multiple years.
- 1992: Half of sample persons age 18+ in quarters 1 and 2, and in 2 weeks of quarter 3 (excluded from CAEP supplement) who have smoked at least 100 cigarettes, currently smoke every day, and have ever stopped smoking for 1+ day.
- 2000: Sample adults age 18+ who have smoked at least 100 cigarettes, currently smoke or whose smoking status is unknown, and have tried to quit smoking for 1+ day or whose ever quitting for a day status was unknown.
- 1992, 2000
- 1992, 2000 : SAMPWEIGHT