Table 5.
multivariate analysis of determinants of obesity in the Swiss population
| Men | Women | |
|---|---|---|
| Study year | ||
| 1992-3 | 1 (ref.) | 1 (ref.) |
| 1997 | 1.07 [0.92-1.24] | 1.44 [1.26-1.66] |
| 2002 | 1.38 [1.22-1.56] | 1.57 [1.39-1.78] |
| 2007 | 1.51 [1.33-1.71] | 1.79 [1.57-2.03] |
| Age group | ||
| (18-44) | 1 (ref.) | 1 (ref.) |
| (45-64) | 2.11 [1.91-2.34] | 2.01 [1.81-2.23] |
| (65+ | 1.83 [1.62-2.07] | 2.19 [1.95-2.45] |
| Education | ||
| Lower | 1 (ref.) | 1 (ref.) |
| Middle | 0.72 [0.64-0.81] | 0.59 [0.53-0.64] |
| High | 0.43 [0.37-0.49] | 0.35 [0.30-0.41] |
| P-value for trend | <0.001 | <0.001 |
| Nationality | ||
| Swiss | 1 (ref.) | 1 (ref.) |
| Non-Swiss | 1.01 [0.89-1.15] | 1.16 [1.02-1.32] |
| Smoker | ||
| Never | 1 (ref.) | 1 (ref.) |
| Current | 1.11 [1.00-1.23] | 0.79 [0.70-0.88] |
| Former | 1.45 [1.30-1.61] | 1.26 [1.14-1.40] |
Obesity is defined as a BMI ≥ 30 kg/m2. Statistical analysis by logistic regression. Results are expressed as Odds-ratio and [95% confidence interval].