Table 3.
Multivariable analysis of risk factors for overweight and obesity based on Bayesian age-period-cohort model
| Overweight | Obesity | |||||
|---|---|---|---|---|---|---|
| Odds ratio | 95% Credible interval | Odds ratio | 95% Credible interval | |||
| lower | upper | lower | upper | |||
| Fixed effects | ||||||
| Intercept | 0.783 | 0.747 | 0.819 | 0.124 | 0.119 | 0.129 |
| Sex | ||||||
| Man (Ref.) | ||||||
| Woman | 0.545 | 0.545 | 0.546 | 0.966 | 0.964 | 0.968 |
| Urbanisation level | ||||||
| Urban (Ref.) | ||||||
| Suburban | 1.023 | 1.021 | 1.025 | 0.992 | 0.989 | 0.994 |
| Urbanized municipality | 1.049 | 1.048 | 1.051 | 1.005 | 1.003 | 1.007 |
| Rural | 1.095 | 1.092 | 1.097 | 1.038 | 1.035 | 1.041 |
| Education level | ||||||
| No diploma /primary education (Ref.) | ||||||
| Lower secondary | 0.997 | 0.995 | 0.999 | 0.934 | 0.932 | 0.937 |
| Higher secondary | 0.918 | 0.916 | 0.920 | 0.744 | 0.742 | 0.746 |
| Superior education | 0.665 | 0.664 | 0.666 | 0.491 | 0.489 | 0.492 |
| Income level | ||||||
| Quintile 1 (Ref.) | ||||||
| Quintile 2 | 1.166 | 1.164 | 1.168 | 1.123 | 1.120 | 1.126 |
| Quintile 3 | 1.092 | 1.090 | 1.094 | 1.138 | 1.135 | 1.141 |
| Quintile 4 | 1.087 | 1.085 | 1.089 | 0.951 | 0.948 | 0.954 |
| Quintile 5 | 0.922 | 0.920 | 0.923 | 0.834 | 0.832 | 0.837 |
| Nationality | ||||||
| Belgian (Ref.) | ||||||
| EU | 1.064 | 1.061 | 1.067 | 1.023 | 1.019 | 1.027 |
| Non-EU | 1.142 | 1.138 | 1.146 | 0.969 | 0.964 | 0.974 |
| Random effects (with RW2-specification) | ||||||
| Age | ||||||
| 18–25 (ref.) | ||||||
| 26–30 | 2.175 | 2.172 | 2.179 | 2.270 | 2.264 | 2.276 |
| 31–35 | 2.383 | 2.376 | 2.390 | 2.329 | 2.319 | 2.339 |
| 36–40 | 2.825 | 2.814 | 2.837 | 3.109 | 3.090 | 3.129 |
| 41–45 | 3.387 | 3.369 | 3.405 | 3.851 | 3.820 | 3.883 |
| 46–50 | 3.505 | 3.483 | 3.528 | 3.158 | 3.128 | 3.188 |
| 51–55 | 3.691 | 3.664 | 3.717 | 3.695 | 3.655 | 3.736 |
| 56–60 | 4.055 | 4.025 | 4.086 | 3.769 | 3.726 | 3.813 |
| 61–65 | 3.452 | 3.426 | 3.478 | 2.846 | 2.814 | 2.879 |
| 66–70 | 3.494 | 3.470 | 3.518 | 2.627 | 2.599 | 2.656 |
| 71–75 | 2.868 | 2.850 | 2.885 | 1.996 | 1.977 | 2.014 |
| 76–80 | 2.530 | 2.518 | 2.543 | 1.580 | 1.569 | 1.593 |
| 81–85 | 1.642 | 1.636 | 1.648 | 0.948 | 0.943 | 0.953 |
| 86–90 | 1.246 | 1.244 | 1.248 | 0.585 | 0.584 | 0.586 |
| 91–95 | 0.818 | 0.816 | 0.820 | 0.442 | 0.439 | 0.444 |
| 95+ | 0.410 | 0.401 | 0.419 | 0.492 | 0.477 | 0.506 |
| Period | ||||||
| 1997 (Ref.) | ||||||
| 2001 | 1.107 | 1.106 | 1.108 | 1.147 | 1.145 | 1.148 |
| 2004 | 1.107 | 1.106 | 1.109 | 1.249 | 1.246 | 1.252 |
| 2008 | 1.351 | 1.349 | 1.354 | 1.560 | 1.556 | 1.564 |
| 2013 | 1.576 | 1.574 | 1.577 | 1.779 | 1.776 | 1.781 |
| 2018 | 1.775 | 1.774 | 1.775 | 2.378 | 2.377 | 2.379 |
| Cohort (Birth year) | ||||||
| (1895, 1900] (Ref.) | ||||||
| (1900, 1905] | 5.390 | 3.000 | 18.549 | 2.822 | 1.891 | 5.880 |
| (1905, 1910] | 29.512 | 15.812 | 105.989 | 8.220 | 5.126 | 18.627 |
| (1910, 1915] | 19.936 | 10.650 | 71.827 | 8.039 | 4.949 | 18.475 |
| (1915, 1920] | 30.645 | 16.360 | 110.494 | 10.393 | 6.379 | 23.958 |
| (1920, 1925] | 28.771 | 15.353 | 103.782 | 10.016 | 6.140 | 23.121 |
| (1925, 1930] | 33.093 | 17.656 | 119.400 | 9.760 | 5.980 | 22.543 |
| (1930, 1935] | 29.198 | 15.575 | 105.364 | 7.680 | 4.704 | 17.747 |
| (1935, 1940] | 28.567 | 15.237 | 103.098 | 7.511 | 4.599 | 17.360 |
| (1940, 1945] | 25.543 | 13.623 | 92.190 | 7.566 | 4.632 | 17.493 |
| (1945, 1950] | 24.069 | 12.836 | 86.872 | 6.350 | 3.887 | 14.682 |
| (1950, 1955] | 20.019 | 10.677 | 72.253 | 5.666 | 3.469 | 13.100 |
| (1955, 1960] | 17.680 | 9.430 | 63.807 | 4.034 | 2.470 | 9.325 |
| (1960, 1965] | 16.753 | 8.936 | 60.458 | 4.187 | 2.564 | 9.677 |
| (1965, 1970] | 17.136 | 9.142 | 61.829 | 4.043 | 2.477 | 9.340 |
| (1970, 1975] | 15.777 | 8.418 | 56.915 | 3.908 | 2.395 | 9.022 |
| (1975, 1980] | 15.049 | 8.032 | 54.278 | 3.510 | 2.153 | 8.100 |
| (1980, 1985] | 14.115 | 7.535 | 50.894 | 3.759 | 2.306 | 8.667 |
| (1985, 1990] | 13.220 | 7.059 | 47.652 | 3.560 | 2.186 | 8.202 |
| (1990, 1995] | 12.013 | 6.417 | 43.284 | 2.592 | 1.594 | 5.964 |
| (1995, 2000] | 13.514 | 7.222 | 48.669 | 3.116 | 1.918 | 7.161 |
Ref. reference