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. Author manuscript; available in PMC: 2015 Jul 24.
Published in final edited form as: Health Educ Res. 2015 May 13;30(3):466–483. doi: 10.1093/her/cyv017

Table BIII.

Multivariate linear and logistic regression main effect models for Tips exposure and quit motivation, worries about health, and intentions

Independent variable Motivation to quit Coefficient (95% CI) Worries about health Coefficient (95% CI) Quit in next 30 days OR (95% CI) Quit in next 6 months OR (95% CI)
Post-campaign period 0.01 (−0.02, 0.04) 0.06 (0.04, 0.09)*** 1.28 (1.11, 1.49)*** 1.13 (1.03, 1.25)*
Age 0.00 (−0.00, 0.00) 0.00 (−0.00, −0.00)* 0.99 (0.98, 1.00)+ 1.00 (1.00, 1.01)
High school graduate 0.03 (−0.08, 0.15) 0.05 (−0.05, 0.15) 1.03 (0.73, 1.45) 0.94 (0.72, 1.24)
Achieved some college 0.03 (−0.08, 0.14) 0.04 (−0.06, 0.13) 1.01 (0.73, 1.39) 0.99 (0.76, 1.28)
Earned college degree or more 0.09 (−0.03, 0.21) 0.13 (0.02, 0.24)* 1.17 (0.83, 1.65) 1.16 (0.87, 1.54)
Male −0.05 (−0.11, 0.02) −0.12 (−0.18, −0.07)*** 0.96 (0.79, 1.15) 0.93 (0.80, 1.08)
White race −0.15 (−0.30, −0.00)* −0.03 (−0.15, 0.10) 0.90 (0.58, 1.41) 0.71 (0.51, 1.01)+
African American race 0.13 (−0.05, 0.31) 0.05 (−0.10, 0.21) 1.31 (0.77, 2.23) 1.08 (0.71, 1.65)
Hispanic race 0.03 (−0.16, 0.21) 0.12 (−0.05, 0.30) 1.46 (0.88, 2.43) 1.17 (0.77, 1.78)
Annual income ≥ $20 000 and <$50 000 −0.03 (−0.14, 0.08) −0.01 (−0.11, 0.08) 0.87 (0.61, 1.25) 0.94 (0.71, 1.23)
Annual income ≥$50 000 and <$100 000 0.01 (−0.12, 0.13) −0.04 (−0.14, 0.06) 0.97 (0.68, 1.39) 1.02 (0.76, 1.36)
Annual income ≥$ 100 000 −0.09 (−0.27, 0.09) −0.08 (−0.23, 0.08) 1.24 (0.82, 1.86) 1.21 (0.86, 1.70)
Tobacco surveys taken past year −0.06 (−0.09, −0.03)*** -0.05 (−0.08, −0.03)*** 0.96 (0.88, 1.05) 0.89 (0.83, 0.96)**
Media market population size −0.08 (−0.32, 0.15) 0.02 (−0.19, 0.23) 1.23 (0.62, 2.44) 1.11 (0.66, 1.89)
Median income in media market 0.05 (−0.00, 0.11)+ 0.03 (−0.02, 0.08) 1.20 (1.02, 1.41)* 1.18 (1.03, 1.34)*
Percentage of media market with college degree −0.01 (−0.02, −0.00)* −0.01 (−0.02, −0.00)* 0.96 (0.93, 0.99)** 0.97 (0.94, 0.99)*
State per capita tobacco control funding 0.18 (−0.05, 0.40) 0.19 (−0.02, 0.41)+ 0.92 (0.45, 1.89) 1.10 (0.62, 1.96)
State cigarette tax −0.02 (−0.06, 0.01) 0.00 (−0.03, 0.03) 1.02 (0.92, 1.13) 0.96 (0.88, 1.04)
Time to first cigarette (in minutes) 0.01 (−0.02, 0.04) −0.02 (−0.05, 0.01) 1.08 (0.97, 1.20) 0.97 (0.90, 1.05)
Daily hours of television 0.03 (0.01, 0.06)** 0.04 (0.01, 0.06)** 1.01 (0.94, 1.09) 0.97 (0.92, 1.03)
Other smoker in household −0.01 (−0.07, 0.05) 0.01 (−0.05, 0.06) 0.81 (0.66, 1.01)+ 0.90 (0.77, 1.05)
Children in household 0.20 (0.12, 0.27)*** 0.17 (0.10, 0.23)*** 1.42 (1.14, 1.75)** 1.47 (1.24, 1.75)***
Has a mental health condition 0.17 (0.09, 0.26)*** 0.13 (0.05, 0.20)*** 1.37 (1.06, 1.77)* 1.33 (1.09, 1.63)**
Has a non-mental chronic health condition 0.25 (0.16, 0.34)*** 0.23 (0.15, 0.31)*** 1.48 (1.15, 1.90)** 1.42 (1.16, 1.74)***
KP Panel 0.00 (−0.10, 0.10) −0.02 (−0.10, 0.07) 0.74 (0.56, 0.98)* 0.63 (0.50, 0.79)***
Model N 10 095 10 195 10 156 10 156

Note:

+

P<0.10,

*

P<0.05,

**

P<0.01,

***

P<0.001.

Reference categories for education, race, and income indicators are less than high school, other race, and income <$20 000, respectively.