Fixed part | | OR (95% CI) | OR (95% CI) | OR (95% CI) |
Individual variables | | | | | | |
Age, yr | | | | | | |
12-15 | | 1.00 | 1.00 | 1.00 |
16-17 | | 0.76 (0.72-0.80) | 0.76 (0.72-0.80) | 0.76 (0.72-0.80) |
Ethic origin | | | | | | |
White | | 1.00 | 1.00 | 1.00 |
Asian | | 0.65 (0.57-0.73) | 0.66 (0.58-0.74) | 0.66 (0.59-0.75) |
Other | | 0.98 (0.88-1.10) | 1.00 (0.89-1.11) | 1.00 (0.90-1.12) |
Unknown | | 1.07 (0.98-1.18) | 1.07 (0.97-1.17) | 1.07 (0.98-1.18) |
Household education level | | | | |
University | | 1.00 | 1.00 | 1.00 |
High school/college | | 0.85 (0.80-0.90) | 0.84 (0.79-0.89) | 0.84 (0.79-0.89) |
Less than high school | | 0.76 (0.66-0.86) | 0.74 (0.65-0.85) | 0.75 (0.66-0.86) |
Unknown | | 0.97 (0.89-1.06) | 0.97 (0.89-1.05) | 0.97 (0.89-1.05) |
Body mass index | | | | | | | |
Normal weight | | 1.00 | 1.00 | 1.00 |
Underweight | | 0.88 (0.81-0.96) | 0.88 (0.81-0.96) | 0.88 (0.81-0.96) |
Overweight | | 0.86 (0.80-0.93) | 0.86 (0.79-0.93) | 0.86 (0.80-0.93) |
Obese | | 0.79 (0.69-0.92) | 0.79 (0.68-0.91) | 0.79 (0.68-0.92) |
Unknown | | 0.68 (0.62-0.75) | 0.68 (0.62-0.75) | 0.68 (0.62-0.75) |
Cycle and season | | | | | | | |
Cycle (2003-2012) | | 1.01 (0.99-1.03) | 1.01 (0.99-1.03) | 1.01 (0.99-1.02) |
Season | | | | | | | |
Summer | | 1.00 | 1.00 | 1.00 |
Winter | | 0.58 (0.54-0.62) | 0.58 (0.54-0.62) | 0.58 (0.53-0.62) |
Transitional | | 0.66 (0.63-0.70) | 0.66 (0.62-0.70) | 0.66 (0.62-0.70) |
Area-based variables | | | | | | | |
Metropolitan-influenced zone | | | | | | | |
Urban | | | | 1.00 | | |
Urban outskirt | | | | 1.12 (1.04-1.21) | 1.13 (1.05-1.22) |
Rural | | | | 1.13 (1.04-1.23) | 1.14 (1.05-1.24) |
Social deprivation quintile | | | | | | | |
Most privileged | | | | | | 1.00 |
Privileged | | | | | | 1.05 (0.95-1.16) |
Median | | | | | | 0.96 (0.87-1.06) |
Deprived | | | | | | 0.97 (0.88-1.07) |
Most deprived | | | | | | 0.95 (0.84-1.06) |
Material deprivation quintile | | | | | | | |
Most privileged | | | | | | 1.00 |
Privileged | | | | | | 1.05 (0.96-1.15) |
Median | | | | | | 1.05 (0.96-1.14) |
Deprived | | | | | | 1.05 (0.96-1.16) |
Most deprived | | | | | | 0.94 (0.84-1.05) |
Random part | Variance ± SE | Median OR | Variance ± SE | Median OR | Variance ± SE | Median OR | Variance ± SE | Median OR |
Geographic hierarchy | | | | | | | | |
Province | 0.022 ± 0.016 | 1.15 | 0.025 ± 0.017 | 1.16 | 0.028 ± 0.019 | 1.17 | 0.027 ± 0.019 | 1.17 |
Health region | 0.018 ± 0.005 | 1.14 | 0.016 ± 0.005 | 1.13 | 0.014 ± 0.005 | 1.12 | 0.014 ± 0.005 | 1.12 |
Neighbourhood | 0.017 ± 0.007 | 1.13 | 0.015 ± 0.010 | 1.12 | 0.026 ± 0.009 | 1.17 | 0.020 ± 0.011 | 1.14 |
Deviance information criterion | 35 537 | | 35 007 | | 35 001 | | 35 003 | |
∆ Deviance information criterion | | | -530 | | -6 | | 2 | |