Table 3.

Adjusted odds ratios (OR) and 95% confidence intervals (CI) for being a past-year former smoker, according to single quit method and other characteristics.

Quit Methods	OR [95% CI]
Did not use any quit method	Reference
Relied on support of friends and family	0.98 [0.75,1.28]
Used other methods 1	0.89 [0.36,2.17]
Used e-cigarettes	1.43 [1.12,1.83]
Used other tobacco products 2	1.43 [0.78,2.63]
Used NRT products 3	0.89 [0.61,1.28]
Used a prescription drug 4	0.97 [0.55,1.71]
Number of quit attempts
1	Reference
2–3	0.38 [0.31,0.46]
4+	0.28 [0.21,0.37]
Age groups (years)
18–24	Reference
25–44	0.78 [0.62,0.98]
45–64	0.71 [0.54,0.94]
65 and older	0.64 [0.38,1.06]
Sex
Female	Reference
Male	0.88 [0.72,1.06]
Race/ethnicity
Non-Hispanic White	Reference
Non-Hispanic Black	0.70 [0.50,0.97]
Hispanic	0.92 [0.70,1.22]
Non-Hispanic other race	0.83 [0.58,1.17]
Education
Less than high school	Reference
High school or GED	1.31 [0.95,1.84]
Some college	1.65 [1.19,2.30]
College and more	1.92 [1.29,2.87]
Household income
Less than $10,000	Reference
$10,000 to $24,999	0.82 [0.61,1.10]
$25,000 to $49,999	0.99 [0.73,1.34]
$50,000 to $99,999	1.16 [0.83,1.61]
More than $100,000	1.45 [0.97,2.16]
Missing income	1.41 [0.96,2.08]
Region
Northeast	Reference
South	0.98 [0.72,1.35]
West	1.40 [1.02,1.94]
Midwest	1.18 [0.88,1.59]
Observations 5	3561

Bold indicates statistically significant estimates (p < 0.05). ¹ counseling, telephone help line or quit line, books, pamphlets, videos, quit tobacco clinic, class, or support group, internet or web-based program. ² traditional cigars, cigarillos, filtered cigars, pipe tobacco, hookah. ³ snus pouches, smokeless tobacco like dip, chew, or snuff. ⁴ inhaler, nasal spray, lozenge or pill. ⁵ Excluding those who had missing quit methods and other characteristics.