From: Tobacco smoking among doctors in mainland China: a study from Shandong province and review of the literature
Smoking Status
Never
Current
P for Trend
Gender
Male
53.3%
46.7%
-
Female
94.7%
5.3%
0.0011
Age
25-29Â years
93.3%
6.7%
30-35Â years
54.3%
45.7%
36-40Â years
50.0%
>40Â years
0.0252