Adult Current Smoking: Differences in Definitions and Prevalence Estimates—NHIS and NSDUH, 2008

Table 2

Level of lifetime cigarette use* <100 cigarettes among adults who currently smoke cigarettes^†, by demographic—NSDUH 2006–2008.

	Level of lifetime smoking <100 cigarettes among current smokers
	Prevalence estimates			Adjusted odds ratios^‡
	%	LL	UL	aOR	LL	UL
Total	7.1	6.7	7.4
Demographic
Age
18–25 years	19.1	18.3	19.8	11.2	4.8	26.1
26–34 years	6.9	6.1	7.8	3.5	1.5	8.7
35–49 years	3.8	3.1	4.4	2.0	0.9	4.8
50–64 years	1.8	1.2	2.5	1.1	0.4	2.7
≥65 years	1.6	0.3	2.9	1.0	1.0	1.0
Gender
Male	6.9	6.4	7.4	1.0	1.0	1.0
Female	7.3	6.8	7.8	1.2	1.1	1.4
Race/Ethnicity
White non-Hispanic	5.0	4.6	5.3	1.0	1.0	1.0
Black non-Hispanic	8.6	7.5	9.7	2.4	2.0	2.8
Hispanic or Latino	17.1	15.3	18.9	4.8	4.2	5.5
Asian^§	12.5	8.8	16.2	2.2	1.5	3.3
American Indian/Alaska  Native^¶	11.8	6.8	16.9	3.6	1.8	7.3
Education**
<High school	5.5	4.6	6.4	1.0	1.0	1.0
High school graduate	5.0	4.5	5.5	1.1	0.8	1.4
Some college	7.8	7.2	8.5	1.7	1.3	2.1
College graduate	8.3	7.2	9.4	2.5	1.9	3.2

*Among NSDUH respondents ≥18 years of age who reported ever smoking part or all of a cigarette, those who have smoked ≥100 cigarettes in their lifetime versus those who have smoked <100.
^†NSDUH respondents ≥18 years of age who reported smoking part or all of a cigarette during the preceding 30 days.
^‡Adjusted for age, gender, race/ethnicity, and education.
^§Non-Hispanic, and does not include Native Hawaiian and Other Pacific Islander.
^¶Non-Hispanic. Wide variances in estimates reflect small sample sizes.
**Among respondents ≥26 years of age.