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. Author manuscript; available in PMC: 2016 Nov 17.
Published in final edited form as: Addiction. 2015 Sep 7;110(12):2015–2024. doi: 10.1111/add.12838

Table 4.

Correlates of young adults’ intent to purchase e-cigarettes (n=847).

Adjusted OR 95% CI
Experimental condition
Control Ref.
Ingredient 0.41*** 0.27, 0.62
Industry 0.52** 0.34, 0.80
E-cigarette use
Never user Ref.
Past user 1.09 0.74, 1.60
Current use 4.99*** 3.21, 7.78
Smoking status
No days smoked Ref.
Non-daily smoker 20.74*** 13.14.32.73
Daily smoker 19.89*** 12.62, 31.35
E-cigarette marketing exposure
Low Ref.
Medium 1.82** 1.21, 2.75
High 3.84*** 2.56, 5.76
Age (years)
18–24 Ref.
≥ 25 1.20 0.86, 1.68
Sex
Male Ref.
Female 0.73* 0.53, 1.00
Race
White Ref.
Non-white 1.34 0.92, 1.97
Ethnicity
Non-Hispanic Ref.
Hispanic 2.21*** 1.43, 3.42
Education
≤ High school Ref.
Some college 1.20 0.80, 1.80
≥ 4 years of college 1.53* 1.01, 2.32

Cell entries are adjusted odds ratios (OR) and 95% confidence intervals (CI) from ordinal logistic regression.

*

P≤0.05;

**

P≤0.01;

***

P≤0.001.

E-cigarette use was categorized as never user, past user (used but not in the past 30 days), or current user (used at least once in the past 30 days).