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. Author manuscript; available in PMC: 2020 Jan 31.
Published in final edited form as: Addict Behav. 2018 Jun 19;87:39–45. doi: 10.1016/j.addbeh.2018.06.022

Table 2.

Demographic and smoking characteristics of the full analytic sample (n = 3297) and subsample of users who were exposed to at least one NRT post by the 3-month follow-up (n = 639).

Characteristic Full sample (N = 3297) Sub-Sample (N = 639) NRT post exposure (subsample)a Mean sentiment rating of NRT posts (subsample)a
Percent Percent Median (IQR) p-valueb Mean (SD) p-valuec
100.0 100.0 3 (1.0, 5.0) 5.4 (0.8)
Demographics
Age group, years
 18–24 10.6 7.4 3 (1.0, 4.0) .345 5.3 (0.8) .324
 25–44 45.2 44.3 3 (1.0, 5.5) 5.3 (0.8)
 45–64 40.0 44.8 3 (1, 5) 5.4 (0.8)
 65 + 4.2 3.6 3 (2, 7) 5.5 (0.8)
Gender
 Male 37.8 31.8 3 (1, 4) .088 5.4 (0.9) .553
 Female 62.2 68.2 3 (1, 6) 5.4 (0.7)
Race
 White 80.1 82.9 3 (1, 6) .167 5.4 (0.8) .805
 Black or African American 15.7 12.4 3 (1, 4) 5.3 (0.8)
 Asian 1.3 1.1 3 (2, 3.5) 5.6 (1.0)
 Otherd 2.9 3.6 2 (1, 4) 5.3 (1.0)
Ethnicity
 Hispanic or Latino 5.1 4.2 2 (1, 3) .007 5.4 (0.9) .671
 Non-Hispanic 94.9 95.8 3 (1, 5) 5.4 (0.8)
Education
 < High school degree 3.9 4.1 3 (1, 4.75) .234 5.6 (1.0) .395
 High school degree or GED 20.2 16.7 2 (1, 5) 5.3 (0.7)
 Some college (1–3 years) 50.1 48.4 3 (2, 6) 5.4 (0.8)
 College graduate (≥ 4 years) 25.8 30.8 3 (1, 5) 5.4 (0.8)
Smoking variables
Cigarettes per day
 ≤ 10 32.7 30.7 3 (1.8, 5.3) .774 5.4 (0.7) .173
 11–20 49.2 51.0 3 (1, 5) 5.4 (0.8)
 21 + 18.2 18.3 3 (1, 5) 5.3 (0.8)
Time to first cigarette
 Within 5min 37.8 40.5 3 (1, 5) 5.3 (0.8)
 6–30 min 39.6 38.7 3 (1.5, 6.5) .280 5.4 (0.8) .445
 31–60min 12.9 12.5 2 (2, 5) 5.5 (0.8)
 After 60 min 9.8 8.3 3 (2, 5) 5.3 (0.6)
Illness from smoking
 Yes 65.4 70.4 3 (1.3, 6) .016 5.4 (0.8) .765
 No 34.6 29.6 2 (1, 4) 5.4 (0.9)
Desire to quit
 Not at all, a little, somewhat 6.5 5.0 3 (1, 4.25) .526 5.3 (0.8) .927
 A lot 32.2 30.8 3 (2, 5) 5.4 (0.7)
 Very much 61.2 64.2 3 (1, 5) 5.4 (0.8)
Confidence to quit
 Not at all, a little 20.2 21.3 3 (1.8, 4) .768 5.4 (0.8) .615
 Somewhat 42.9 44.1 3 (1, 5) 5.3 (0.7)
 A lot, very much 36.9 34.6 3 (1, 6) 5.4 (0.9)
Intention to use NRT
 No, definitely will not 16.7 14.2 3 (1.5, 5.5) .027 5.4 (0.9) .158
 I probably will not 30.3 30.7 2 (1, 5) 5.5 (0.8)
 I probably will 34.5 36.6 3 (1, 5) 5.3 (0.8)
 Yes, I definitely will 18.5 18.5 4 (2, 6) 5.3 (0.8)
a

Out of 2413 posts that were viewed by at least 1 user and confirmed as relevant by raters.

b

Obtained using Wilcoxon rank sum tests for binary variables and Kruskal-Wallis rank sum tests for multi-category variables.

c

Obtained using t-tests for binary variables and one-way ANOVA for multi-category variables.

d

American Indian, Alaska Native, Native Hawaiian or other Pacific Islander.