Table 2 Sample description of the baseline random and fixed effect models, MABEL, 2001 to 2008
| Â | Random effects model | Fixed effect model |
|---|---|---|
|  | Obs = 21,206, ppl = 8821. | Obs = 1396, ppl = 389. |
| Â | % | % |
Self-rated health | Â | |
 Good | 95.07 | 60.62 |
 Poor | 4.93 | 39.38 |
Gender | Â | Â |
 Male | 57.22 | 61.39 |
 Female | 42.78 | 38.61 |
Working hours | Â | |
 35–40 | 22.27 | 22.64 |
 Under 35 | 30.49 | 25.32 |
 Over 40 | 47.24 | 52.04 |
Living with partner/spouse | Â | |
 No | 5.89 | 8.24 |
 Yes | 94.11 | 91.76 |
Dependent children | Â | |
 No | 8.76 | 5.66 |
 Yes | 91.24 | 94.34 |
Medical specialisation | Â | |
 GP | 35.3 | 35.16 |
 Specialist | 50.7 | 49.37 |
 Hospital non-specialist | 5.89 | 4.92 |
 Specialist-in-training | 8.11 | 10.55 |
On call working hours | Â | |
 No | 35.28 | 34.11 |
 Yes | 64.72 | 65.89 |
Age | Â | Â |
 Under 35 years | 10.25 | 7.38 |
 35–39 years | 19.42 | 17.91 |
 40–44 years | 22.38 | 21.85 |
 45–49 years | 19.05 | 22.06 |
 50–54 years | 14.64 | 16.69 |
 55–59 years | 7.56 | 7.31 |
 60–64 years | 3.54 | 3.30 |
 65–69 years | 1.83 | 1.43 |
 70 years + | 1.33 | 2.08 |
Partner/spouse | Â | Â |
 No | 5.89 | 8.24 |
 Yes | 94.11 | 91.74 |
Presence of children | Â | Â |
 No | 8.76 | 5.66 |
 Yes | 91.24 | 94.34 |