Results of multilevel regression models of obesity (National Population Health Survey 1994–2010, N=5925)
| Model 1 | Model 2 | Model 3 | ||||
|---|---|---|---|---|---|---|
| Psychological distress | 0.98 | 0.95–1.00 | 0.97* | 0.95–1.00 | ||
| Work | ||||||
| Skill utilisation | 1.00 | 0.97–1.04 | 1.00 | 0.96–1.04 | ||
| Decision authority | 0.99 | 0.95–1.03 | 0.99 | 0.95–1.03 | ||
| Psychological demands | 1.03 | 0.99–1.08 | 1.04 | 0.99–1.08 | ||
| Physical demands | 0.98 | 0.92–1.04 | 0.98 | 0.92–1.05 | ||
| Social support at work | 0.98 | 0.94–1.02 | 0.98 | 0.94–1.01 | ||
| Job insecurity | 0.95 | 0.89–1.02 | 0.95 | 0.89–1.02 | ||
| Work schedule (irregular) | 1.02 | 0.86–1.20 | 1.02 | 0.86–1.21 | ||
| Working hours (total) | 1.00 | 0.99–1.00 | 1.00 | 0.99–1.00 | ||
| Non-work | ||||||
| Marital status (couple) | 1.30** | 1.07–1.58 | 1.29** | 1.06–1.57 | ||
| Family income | 1.00 | 0.90–1.10 | 1.00 | 0.90–1.10 | ||
| Child at home | 1.01 | 0.85–1.20 | 1.01 | 0.85–1.20 | ||
| Couple-related strains | 1.01 | 0.90–1.13 | 1.02 | 0.91–1.14 | ||
| Child-related strains | 1.12 | 1.00–1.25 | 1.13* | 1.01–1.26 | ||
| Social support outside work (high) | 1.10 | 0.85–1.43 | 1.13 | 0.87–1.47 | ||
| Individual | ||||||
| Gender (women) | 0.60** | 0.47–0.75 | 0.58** | 0.46–0.72 | 0.60** | 0.48–0.76 |
| Age | 1.00 | 0.99–1.01 | 1.00 | 0.99–1.01 | 1.00 | 0.99–1.02 |
| Level of education | 0.99 | 0.95–1.03 | 0.99 | 0.96–1.03 | 0.99 | 0.95–1.03 |
| Locus of control | 1.00 | 0.98–1.01 | 1.00 | 0.99–1.02 | 1.00 | 0.98–1.02 |
| Stressful childhood events | 1.08 | 0.99–1.18 | 1.10* | 1.00–1.20 | 1.09 | 0.99–1.19 |
| Hazardous alcohol consumption | 1.13 | 0.86–1.49 | 1.15 | 0.86–1.54 | 1.14 | 0.87–1.51 |
| Cigarettes | 0.99 | 0.98–1.01 | 0.99 | 0.98–1.01 | 0.99 | 0.98–1.01 |
| Physical activity | 0.99** | 0.99–1.00 | 0.99** | 0.99–1.00 | 0.99** | 0.99–1.00 |
| Hypertension | 1.56** | 1.17–2.07 | 1.54** | 1.16–2.04 | 1.56** | 1.17–2.07 |
| Diabetes | 0.82 | 0.47–1.41 | 0.83 | 0.48–1.45 | 0.83 | 0.48–1.44 |
| Psychotropic drug use | 1.19 | 0.97–1.46 | 1.22 | 1.00–1.51 | 1.24* | 1.01–1.52 |
| Time | ||||||
| Cycle 3 | 4.48** | 3.60–5.57 | 4.42** | 3.57–5.47 | 4.44** | 3.57–5.52 |
| Cycle 4 | 6.08** | 4.76–7.77 | 5.93** | 4.68–7.51 | 5.98** | 4.68–7.65 |
| Cycle 5 | 7.28** | 5.59–9.49 | 7.22** | 5.63–9.26 | 7.19** | 5.52–9.37 |
| Cycle 6 | 8.48** | 6.42–11.19 | 8.50** | 6.55–11.04 | 8.42** | 6.38–11.11 |
| Cycle 7 | 9.78** | 7.25–13.20 | 9.83** | 7.42–13.03 | 9.71** | 7.18–13.13 |
| Cycle 8 | 11.60** | 8.49–15.84 | 11.78** | 8.78–15.82 | 11.59** | 8.47–15.86 |
| Random part | ||||||
| σ2 Individuals | 3.86** | 3.14–4.59 | 3.88** | 3.12–4.64 | 3.85** | 3.13–4.57 |
| Goodness-of-fit | ||||||
| χ2(df) | 944.86 (31) | 832.39 (18) | 968.09 (32) | |||
*p<0.05, **p<0.01.