Table 2.

Univariate analysis of predictors of prior use of NRT in lifetime smokers (n = 9,216)

VariablePercentage ever used NRTPOR (95% CI) for ever used NRTP
    Caucasian31<0.0011.0 (Reference)
    African American220.64 (0.55-0.75)<0.001
    Latino220.62 (0.46-0.84)<0.01
    Asian American220.65 (0.41-1.02)0.06
    Female300.841.0 (Reference)
    Male290.99 (0.91-1.09)0.82
Marital status
    Not married300.321.0 (Reference)
    Married290.95 (0.87-1.05)0.35
Employment status
    Full-time30<0.0011.0 (Reference)
    Part-time/homemaker/student280.90 (0.81-1.01)0.08
    Out of work/disabled/retired381.47 (1.20-1.81)<0.001
Ever used other tobacco products
    No280.0011.0 (Reference)
    Yes311.16 (1.06-1.27)<0.01
Time to first cigarette when smoking the most
    >30 min after waking17<0.0011.0 (Reference)
    ≤30 min after waking433.65 (3.31-4.01)<0.001
Cigarettes per day when smoking the most*NA2.10 (2.00-2.20)<0.001
AgeNA1.02 (1.01-1.03)<0.001
Age of smoking initiationNA0.94 (0.93-0.95)<0.001
Time of transition to regular smokingNA0.97 (0.95-0.98)<0.001
EducationNA0.86 (0.82-0.91)<0.001
  • NOTE: Percentages and OR are unadjusted.

  • * Cigarettes per day treated as an ordinal variable.

  • Education treated as an ordinal variable.