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. Author manuscript; available in PMC: 2019 Jan 4.
Published in final edited form as: Subst Abus. 2017 May 8;38(3):330–336. doi: 10.1080/08897077.2017.1326999

Table 1.

Descriptive statistics of demographics and health status (n=1,528 current every day or some day smokers)

NSDUH 2014 Self-stigma ISSI subscale Felt-stigma ISSI subscale Discrimination ISSI subscale

n % % Mean (SD) ANOVA p-value Mean (SD) ANOVA p-value Mean (SD) ANOVA p-value

Full Sample 1528 100.0 3.16 (1.11) 2.75 (1.21) 3.00
Gender
    Male 867 56.7 54.1 3.17 (1.13) p=0.45 2.90 (1.26) p<0.01 3.07 (1.31) p=0.01
    Female 661 43.3 45.9 3.13 (1.09) 2.54 (1.12) 2.90 (1.26)
Race/ethnicity
    White 1124 73.6 68.9 3.09 (1.11) p<0.01 2.62 (1.18) p<0.01 2.92 (1.28) p<0.01
    Black 77 5.0 12.9 3.03 (1.09) 2.57 (1.38) 2.68 (1.40)
    Asian/Pacific Islander 38 2.5 2.4 3.16 (0.84) 2.77 (0.83) 2.66 (1.10)
    Other 21 1.4 3.4 2.65 (1.10) 2.46 (1.15) 2.76 (1.37)
    Hispanic 268 17.5 12.6 3.51 (1.09) 3.34 (1.20) 3.46 (1.22)
Education
    < HS degree 115 7.5 19.5 3.23 (1.17) p<0.01 2.97 (1.15) p<0.01 3.23 (1.24) p<0.01
    HS degree/GED 234 15.3 36.2 2.92 (1.05) 2.35 (1.06) 2.64 (1.27)
    Some college 506 33.1 29.7 3.08 (1.15) 2.59 (1.20) 2.94 (1.27)
    College degree+ 673 44.0 14.5 3.28 (1.07) 2.96 (1.23) 3.12 (1.29)
Age
    14–17 83 5.4 2.1 3.31 (1.14) p<0.01 3.13 (1.11) p<0.01 3.34 (1.12) p<0.01
    18–25 64 4.2 18.0 3.18 (1.12) 2.80 (1.25) 2.95 (1.30)
    26–35 590 38.6 79.9 3.36 (1.07) 3.17 (1.23) 3.29 (1.27)
    36–45 344 22.5 3.26 (1.06) 2.69 (1.17) 2.88 (1.28)
    46–55 252 16.5 2.84 (1.12) 2.19 (1.01) 2.68 (1.27)
    56+ 195 12.8 2.70 (1.10) 2.10 (0.86) 2.59 (1.22)
Intention to Quit
    Within the next 30 days 425 27.8 3.97 (0.79) p<0.01 3.66 (1.08) p<0.01 3.79 (1.13) p<0.01
    Within the next 6 months 603 39.5 3.23 (0.93) 2.64 (1.08) 2.89 (1.16)
    Not thinking of quitting 500 32.7 2.38 (1.01) 2.10 (0.98) 2.45 (1.24)
Heaviness of Smoking Indexb
    Low dependence 1211 79.3 3.23 (1.07) p<0.01 2.83 (1.22) p<0.01 3.02 (1.29) p=0.11
    High dependence 317 20.7 2.87 (1.22) 2.42 (1.11) 2.89 (1.30)
b

Cut-off point: >= 4 classified as high dependence