Preventive Medicine Program, Graduate School of Public Health, Seoul National University, Seoul, Korea.
Copyright © 2013 The Korean Society for Preventive Medicine
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Cluster | Variance of cluster | Residual variance | Proportion of variance explained by cluster |
---|---|---|---|
Family | |||
Null model1 | 0.004 | 0.198 | 0.02 |
MZ twin | |||
Null model | 0.152 | 0.047 | 0.766 |
Full model2 | 0.02 | 0.077 | 0.202 |
Variable | Crude RR1 (95% CI) | p-value (crude RR) | Adjusted RR2 (95% CI) | p-value (adjusted RR) |
---|---|---|---|---|
Intercept | 2.848 (2.750, 2.950) | <0.001 | 2.848 (2.750, 2.950) | <0.001 |
Education | ||||
Middle school or less | 1.557 (1.436, 1.689) | <0.001 | 1.196 (1.107, 1.293) | <0.001 |
High school | 1.166 (1.073, 1.267) | 0.002 | 1.061 (0.989, 1.138) | 0.12 |
College or more | 1 | 1 | ||
Income (Korean won per month) | ||||
<150 | 1.248 (1.156, 1.347) | <0.001 | 0.995 (0.932, 1.062) | 0.88 |
150-300 | 1.033 (0.963, 1.108) | 0.37 | 0.95 (0.896, 1.008) | 0.10 |
>300 | 1 | 1 | ||
Occupation | ||||
Manual | 0.856 (0.801, 0.916) | <0.001 | 0.951 (0.901, 1.004) | 0.08 |
Non-nanual | 0.692 (0.639, 0.750) | <0.001 | 0.9 (0.837, 0.968) | 0.008 |
None | 1 | 1 | ||
Age-group (y) | ||||
40-49 | 0.49 (0.461, 0.521) | <0.001 | 0.549 (0.512, 0.589) | <0.001 |
50-59 | 0.659 (0.617, 0.704) | <0.001 | 0.677 (0.634, 0.722) | <0.001 |
≥60 | 1 | 1 | ||
Smoke | ||||
None | 1.2 (1.046, 1.377) | 0.04 | 1.096 (0.984, 1.219) | 0.15 |
Past | 1.226 (0.958, 1.569) | 0.16 | 0.96 (0.783, 1.177) | 0.71 |
Current | 1 | 1 | ||
Alcohol | ||||
None | 1.187 (1.114, 1.265) | <0.001 | 1.025 (0.974, 1.079) | 0.35 |
Past | 1.128 (1.009, 1.261) | 0.04 | 1.055 (0.959, 1.161) | 0.28 |
Current | 1 | 1 |
Variable |
40≤ age ≤49 |
50≤ age ≤59 |
60≤ age |
|||
---|---|---|---|---|---|---|
Adjusted RR1 (95% CI) | p-value | Adjusted RR (95% CI) | p-value | Adjusted RR (95% CI) | p-value | |
Intercept | 1.942 (1.676, 2.251) | <0.001 | 2.338 (1.725, 3.168) | <0.001 | 3.559 (2.617, 4.841) | <0.001 |
Education | ||||||
Middle school or less | 1.128 (1.023, 1.243) | 0.02 | 1.103 (0.904, 1.344) | 0.33 | 1.266 (1.112, 1.441) | <0.001 |
High school | 1.06 (0.981, 1.147) | 0.14 | 0.934 (0.769, 1.135) | 0.49 | 1.151 (1.015, 1.306) | 0.03 |
College or more | 1 | - | 1 | - | 1 | - |
Income (Korean won per month) | ||||||
≤300 | 0.93 (0.868, 0.996) | 0.04 | 1.105 (0.975, 1.251) | 0.12 | 0.992 (0.884, 1.114) | 0.89 |
>300 | 1 | - | 1 | - | 1 | - |
Occupation | ||||||
Manual | 0.967 (0.891, 1.050) | 0.42 | 0.916 (0.824, 1.018) | 0.10 | 1 (0.911, 1.098) | 0.10 |
Non-manual | 0.91 (0.833, 0.995) | 0.04 | 0.831 (0.695, 0.994) | 0.04 | 0.87 (0.765, 0.988) | 0.03 |
None | 1 | - | 1 | - | 1 | - |
Smoke | ||||||
None | 1.059 (0.935, 1.199) | 0.36 | 1.147 (0.901, 1.460) | 0.26 | 0.965 (0.726, 1.282) | 0.80 |
Past | 0.851 (0.622, 1.165) | 0.31 | 0.781 (0.496, 1.231) | 0.28 | 1.025 (0.705, 1.491) | 0.90 |
Current | 1 | - | 1 | - | 1 | - |
Alcohol | ||||||
None | 1.051 (0.98, 1.127) | 0.16 | 0.971 (0.874, 1.079) | 0.58 | 1.004 (0.908, 1.110) | 0.94 |
Past | 1.161 (1.027, 1.311) | 0.02 | 0.924 (0.764, 1.116) | 0.41 | 1.086 (0.835, 1.412) | 0.54 |
Current | 1 | - | 1 | - | 1 | - |