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. 2015 Oct 30;12(11):13970–13980. doi: 10.3390/ijerph121113970

Table 4.

Association between socio-demographic factors and passive smoking among non-smoking women aged 18 years or over, Jilin Province, China.

Characteristic p OR 95% CI
Ethnic
Minorities 1
Han 0.66 0.96 0.78–1.17
Region
Rural 1
Urban <0.01 0.82 0.73–0.94
Age
18–24 1
25–34 0.08 0.75 0.54–1.03
35–44 0.12 0.77 0.55–1.07
45–54 <0.01 0.66 0.47–0.91
55–64 <0.01 0.48 0.34–0.67
65–79 <0.01 0.35 0.24–0.51
Marital status
Married 1
Single 0.379 0.87 0.63–1.19
Separated/Divorced <0.03 0.70 0.50–0.93
Widowed <0.01 0.56 0.44–0.72
Occupation
Manual 1
Skilled 0.85 0.98 0.83–1.17
Retired <0.01 0.81 0.71–0.93
Education
Primary school and below 1
Junior middle school 0.13 1.12 0.97–1.31
Senior middle school 0.53 1.06 0.89–1.25
College and above 0.20 1.16 0.92–1.46
Family monthly income
<500 1
500–999 0.26 0.91 0.78–1.07
1000–1999 0.98 1.00 0.86–1.17
2000–2999 0.16 0.87 0.72–1.06
3000–4999 0.68 1.05 0.83–1.34
≥5000 <0.01 0.62 0.43–0.88

Notes: OR = odds ratio; CI = confidence interval; Complex weighted computation was used in the statistical analysis.