Table 1.

Study sample distribution (not weighted) of 1,943 smokers aged 20 years or older

χ2 test of association between race And characteristicNo. of non-Hispanic
Whites (n = 1,379)Blacks (n = 564)
n%n%
Sex
 MaleP< 0.0171451.834961.9
 Female66548.221538.1
Age, y
 20–24P < 0.0118313.3478.3
 25–4456741.122640.1
 45–6448435.122640.1
 65+14510.56511.5
Poverty level
 At/AboveP< 0.011,05780.536268.3
 Below25619.516831.7
Weight, kg
 00–60P < 0.0123217.17313.3
 60–7026819.78315.1
 70–8027019.911721.3
 80+59043.427650.3
Exposure to secondhand smoke in the home
 No exposureP< 0.0141730.411721.1
 Exposed95669.643878.9
Type of cigarettes smoked
 MentholP < 0.0126419.441373.9
 Nonmenthol1,09580.614626.1
FTC nicotine, mg (nic)
 nic < 0.8P < 0.0127823.5285.4
 0.8≤nic<1.152644.413225.6
 nic ≥ 1.138032.135669.0
Smoked last cigarette
 TodayP = 0.581,05876.742675.5
 Yesterday32123.313824.5
Smokes everyday or some days
 EverydayP = 0.271,25991.350689.7
 Some days1208.75810.3
CPD on days smoked
 1–3P < 0.01745.46411.4
 4–919113.920035.5
 10–1640829.616028.4
 17+70651.214024.8