Table 1.

Demographic and baseline smoking characteristics, N = 16.

VariableLevel/unit
AgeYears, mean (range)38.87 (26–63)
GenderMale, n (%)8 (50%)
RaceWhite, n (%)14 (88%)
Black, n (%)1 (6%)
EthnicityHispanic, n (%)2 (12.5%)
EducationSome college or more, n (%)8 (50%)
Menthol statusMenthol, n (%)7 (44%)
CPDMean (range)14.75 (7–30)
Smoking initiationDaily smoking age, mean (range)16.50 (10–19)
TNEnmol/mL, geometric mean (range)63.10 (29.5–169.8)
COppm, mean (range)28.66 (12–63)
FTNDMean (range)5.06 (2–10)

Abbreviation: FTND, Fagerstrom Test for Nicotine Dependence.