Table 1

Sociodemographic characteristics of participants

n (%)
Sex
 Male206 (45.4)
 Female326 (54.6)
Age (years)
 18–2426 (3.1)
 25–3493 (16.2)
35–4493 (17.4)
 ≥45320 (63.3)
Race/ethnicity
 Non-Hispanic white376 (74.0)
 Non-Hispanic black80 (13.9)
 Hispanic41 (7.4)
 Other35 (4.7)
Education level
 Less than high school/GED141 (25.9)
 High school graduate108 (22.4)
 Beyond high school282 (51.7)
Income ($)
 <50 000355 (67.5)
 ≥50 000150 (32.5)
Marital status
 Married208 (40.2)
 Widowed192 (37.4)
 Never married127 (22.4)
Relying on friend/family support to quit
 No285 (56.2)
 Yes246 (43.8)
Living with smokers
 No195 (55.4)
 Yes242 (44.6)
Used quitting method (among 532 cigarette-only users in wave 3)
 ENDS75 (12.3)
 NRT289 (58.5)
 Medication68 (11.8)
 NRT+medication100 (17.4)
Mean (SE)
Motivation to quit cigarettes8.3 (0.1)
Cigarette dependence in wave 33.2 (0.1)
Total532 (100.0)
  • ENDS, electronic nicotine delivery system; NRT, nicotine replacement therapy.