Table 3.

Reported causative factors that influenced them to become smokers or non-smokers

Why did you start smoking?		Why do you not smoke?
Due to curiosity	56.6%	Smoking harms my health	81%
To deal with unpleasant feelings	38.7%	I hate cigarette’s smell	46.2%
Because my friends smoke	28%	It will affect my performance on sports	32.3%
To enjoy its taste	25.3%	I am afraid about cigarette dependence	28.8%
As a reaction to prohibition	15.8%	Most of my friends do not smoke	5.5%
I believe that smokers are fascinating personalities	8.5%	I can not afford it	2.6%

df: degrees of freedom, SD: standard deviation, BMI: Body mass index, OR: odds ratio, CI: confidence interval.

^a After backward elimination method with the likelihood ratio criteria.

Multivariable model: Wald χ² = 2562.15;df = 15.