Table 2 Results of multiple level analyses

Individual level

Gender

 Male

1.00

 Female

0.17(0.03,0.94)**

Ethnicity

 Han

1.00

1.00

 Other

0.41(0.29,0.58)***

0.18(0.05,0.70)***

Education

 Elementary school or less

1.00

 Junior high school

0.95(0.44,2.07)

 High school

1.06(0.24,4.64)

 Junior college or college

3.03(1.06,7.54)**

 Managers and clerks

1.00

 Professionals

1.81(0.49,6.66)

 Commerce and service

1.92(0.50,7.37)

 Operations

4.30(1.11,16.66)**

 Students

3.87(1.01,14.77)**

 Retired

2.73(0.62,12.05)

 Others

2.17(0.57,8.28)

Smoking types

 Daily smoking

1.00

1.00

 Occasional smoking

3.37(1.28,7.88)***

1.98(1.20,3.25)**

Cigarettes number

 <10 cigarettes

1.00

 10 –cigarettes

2.11(1.06,4.18)**

 20- cigarettes

2.25(1.02,5.16)**

Smoking situation

 Alone

1.00

1.00

 Smoking with others

0.17(0.10,0.33)***

0.11(0.05,0.25)***

Cigarette price

 <5

1.00

 5-

1.46(0.56,3.78)

 10-

2.82(1.20,6.63)**

 15-

4.63(1.61,13.26)***

 20-

14.94(3.08,72.56)***

Regional variables

Restrict smoking in work place

 <30 %

1.00

 30 %-

0.86(0.39,1.91)

 40 %-

3.30(1.31,8.29)***

Cigarettes production

 <5

1.00

 5-

0.15(0.09,0.26)***

 10-

0.24(0.13, 0.46)***

Medial news coverage

 <20

1.00

 20-

2.46(0.57,10.60)

 40-

3.35(1.75,6.42)**

Random parameters between regions

V0:0.07

V1:0.05

Co1:0.02

V0:0.06

V1:0.02

Co1:0.02

2.81**

1.78

Fixed parameters

8.51***

4.40***

15.45***

4.28***