Table 4.

Logistic regressionof factors associated with male surgeons’ smoking in front of patients (n=372)

	Coefficient	OR	95% CI
Professional background
Years of practice
<10 years		Reference
≥10 years	0.71	2.04*	1.09–3.83
Education
≤College		Reference
Bachelor	−0.29	0.75	0.43–1.33
Master/MD	−0.64	0.53	0.22–1.28
Position
≤Middle-career		Reference
Associate and senior	0.33	1.39	0.79–2.43
Amount of cigarette smoked per day
≤half pack		Reference
>half pack	0.98	2.67**	1.70–4.20
Knowledge
Smoking is harmful to your health
Agree		Reference
Probably or not agree	0.49	1.64*	1.04–2.57
Passive smoking is related to lung cancer
Agree		Reference
Probably or not agree	0.05	1.05	0.58–1.91
Attitudes
Health professional should serve as role models for patients
Support		Reference
Oppose	0.02	1.02	0.57–1.84
All indoor smoking in hospitals should be prohibited
Support		Reference
Oppose	0.60	1.81*	1.05–3.12
Constant	−1.68

χ²=52.339, df=9, p<0.000

^*P<0.05 (2-tailed),

^**P<0.01 (2-tailed)

Note: The first category in all variables was regarded as the reference category