From: Is secondhand smoke associated with stress in smokers and non-smokers?
 | Unadjusted | Adjusted | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Smoker | Ex-smoker | Never smoker | Smoker | Ex-smoker | Never smoker | ||||||||||||
Variable | OR | 95Â % CI | OR | 95Â % CI | OR | 95Â % CI | OR | 95Â % CI | OR | 95Â % CI | OR | 95Â % CI | ||||||
Secondhand smoke exposure state | ||||||||||||||||||
 Exposurea | 1.31 | 1.16 | 1.47 | 1.42 | 1.23 | 1.63 | 1.44 | 1.33 | 1.57 | 1.22 | 1.08 | 1.39 | 1.25 | 1.07 | 1.46 | 1.42 | 1.30 | 1.56 |
 Non-exposure | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Sex | ||||||||||||||||||
 Male | 0.49 | 0.42 | 0.00 | 0.44 | 0.37 | 0.52 | 0.64 | 0.57 | 0.73 | 0.51 | 0.43 | 0.61 | 0.50 | 0.41 | 0.61 | 0.59 | 0.52 | 0.67 |
 Female | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Marital status | ||||||||||||||||||
 Married | 0.90 | 0.78 | 1.03 | 0.70 | 0.57 | 0.86 | 0.82 | 0.74 | 0.91 | 1.22 | 1.01 | 1.46 | 0.99 | 0.74 | 1.32 | 1.08 | 0.91 | 1.29 |
 Single | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Age | ||||||||||||||||||
 19–29 | 1.88 | 1.44 | 2.45 | 2.50 | 1.92 | 3.26 | 1.29 | 1.12 | 1.49 | 2.69 | 1.86 | 3.89 | 2.54 | 1.67 | 3.84 | 1.98 | 1.57 | 2.52 |
 30–39 | 2.01 | 1.57 | 2.57 | 2.56 | 2.06 | 3.18 | 1.13 | 0.98 | 1.29 | 2.61 | 1.87 | 3.63 | 2.68 | 1.98 | 3.62 | 1.51 | 1.25 | 1.83 |
 40–49 | 1.60 | 1.26 | 2.05 | 1.93 | 1.56 | 2.39 | 0.96 | 0.84 | 1.09 | 2.03 | 1.48 | 2.78 | 2.30 | 1.72 | 3.08 | 1.25 | 1.04 | 1.50 |
 50–59 | 1.19 | 0.91 | 1.54 | 1.39 | 1.11 | 1.75 | 0.90 | 0.79 | 1.03 | 1.45 | 1.08 | 1.95 | 1.66 | 1.27 | 2.17 | 1.08 | 0.92 | 1.25 |
 60–69 | 0.81 | 0.61 | 1.08 | 0.92 | 0.72 | 1.16 | 0.93 | 0.81 | 1.07 | 0.96 | 0.70 | 1.30 | 1.06 | 0.82 | 1.36 | 1.02 | 0.88 | 1.18 |
 70≥ | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Income | ||||||||||||||||||
 Bottom | 0.90 | 0.76 | 1.07 | 1.41 | 1.14 | 1.74 | 1.26 | 1.13 | 1.41 | 0.87 | 0.72 | 1.04 | 1.30 | 1.03 | 1.63 | 1.22 | 1.08 | 1.38 |
 Middle-bottom | 0.86 | 0.72 | 1.02 | 1.22 | 1.00 | 1.49 | 1.13 | 1.01 | 1.26 | 0.84 | 0.70 | 1.01 | 1.18 | 0.96 | 1.46 | 1.10 | 0.98 | 1.24 |
 Middle-top | 0.85 | 0.72 | 1.00 | 0.91 | 0.74 | 1.11 | 1.05 | 0.94 | 1.18 | 0.84 | 0.70 | 1.00 | 0.87 | 0.70 | 1.08 | 1.05 | 0.93 | 1.18 |
 Top | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Economic status | ||||||||||||||||||
 Working | 1.01 | 0.88 | 1.17 | 1.10 | 0.95 | 1.28 | 1.21 | 1.12 | 1.30 | 1.01 | 0.85 | 1.21 | 1.20 | 0.99 | 1.45 | 1.23 | 1.12 | 1.34 |
 Not working | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Educational level | ||||||||||||||||||
 Elementary school | 0.61 | 0.51 | 0.73 | 0.72 | 0.60 | 0.86 | 0.93 | 0.85 | 1.02 | 0.77 | 0.60 | 0.98 | 1.03 | 0.80 | 1.34 | 0.89 | 0.76 | 1.03 |
 Middle school | 0.72 | 0.58 | 0.89 | 0.63 | 0.49 | 0.81 | 0.66 | 0.58 | 0.76 | 0.82 | 0.64 | 1.04 | 0.83 | 0.63 | 1.11 | 0.67 | 0.57 | 0.79 |
 High school | 0.81 | 0.71 | 0.92 | 0.88 | 0.75 | 1.03 | 0.80 | 0.73 | 0.88 | 0.78 | 0.68 | 0.90 | 0.84 | 0.71 | 1.01 | 0.76 | 0.68 | 0.84 |
 University & college | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Perceived health status | ||||||||||||||||||
 Good | 0.45 | 0.39 | 0.52 | 0.54 | 0.46 | 0.64 | 0.37 | 0.34 | 0.41 | 0.39 | 0.34 | 0.46 | 0.45 | 0.38 | 0.55 | 0.33 | 0.30 | 0.36 |
 Bad | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
Year | ||||||||||||||||||
 2007 | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
 2008 | 1.18 | 0.92 | 1.51 | 1.41 | 1.06 | 1.87 | 0.93 | 0.79 | 1.09 | 1.14 | 0.89 | 1.46 | 1.39 | 1.02 | 1.88 | 0.87 | 0.73 | 1.02 |
 2009 | 1.18 | 0.92 | 1.50 | 1.39 | 1.06 | 1.83 | 1.15 | 0.99 | 1.33 | 1.20 | 0.94 | 1.53 | 1.38 | 1.04 | 1.83 | 1.12 | 0.96 | 1.31 |
 2010 | 1.07 | 0.82 | 1.40 | 1.27 | 0.95 | 1.70 | 0.95 | 0.81 | 1.12 | 1.10 | 0.84 | 1.45 | 1.25 | 0.92 | 1.71 | 0.92 | 0.77 | 1.09 |
 2011 | 1.16 | 0.89 | 1.51 | 1.01 | 0.75 | 1.36 | 0.98 | 0.84 | 1.15 | 1.22 | 0.93 | 1.60 | 1.06 | 0.77 | 1.46 | 1.00 | 0.84 | 1.18 |
 2012 | 1.02 | 0.79 | 1.34 | 1.19 | 0.88 | 1.59 | 0.90 | 0.77 | 1.05 | 1.02 | 0.78 | 1.34 | 1.26 | 0.92 | 1.73 | 0.92 | 0.78 | 1.09 |