. Author manuscript; available in PMC: 2015 Aug 18.

Published in final edited form as: Psychol Health. 2009 Jan;24(1):95–107. doi: 10.1080/08870440802385854

Table 4.

Examining the Country × TPB Variable Interaction Effects on Quitting intentions: Odds Ratios and 95% Confidence Intervals from Logistic Regression Analysis

Covariates	Odds Ratio^a	95% Confidence Interval
Western countries
Personal attitude (PA)	1.76^***	1.67 – 1.86
Norm from sig. others (NSO)	1.57^***	1.47 – 1.67
Societal norm (SN)	1.15^***	1.08 – 1.22

Malaysia
Personal attitude (PA)	1.03	0.90 – 1.17
Norm from sig. others (NSO)	1.52^***	1.32 – 1.73
Societal norm (SN)	1.14^*	1.01 – 1.28

Thailand
Personal attitude (PA)	1.26^***	1.15 – 1.38
Norm from sig. others (NSO)	0.99	0.86 – 1.14
Societal norm (SN)	1.22^**	1.08 – 1.38

p < .05;

^**

p < .01;

^***

p < .001

Odds ratios were adjusted for the following control variables: past quitting attempts, sex, age, education level, self-reported addiction level, cigarettes smoked per day, and self-efficacy.