Table 4 Yearly migration rates for three different models, Cohort study in Saarland, Germany, 1990–2005
From: Estimating the standardized incidence ratio (SIR) with incomplete follow-up data
|  | Migration rates νij | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Â | Before 1993 | 1993 to 1996 | After 1996 | ||||||
|  | Age <30 | Age 30–50 | Age >50 | Age <30 | Age 30–50 | Age >50 | Age <30 | Age 30–50 | Age >50 |
Model 1 (external estimate) | 6.5% | 5.5% | 2.5% | 2.2% | 1.1% | 2.5% | 0.4% | 0.4% | 0.8% |
Model 2 (two times lower than model 1) | 3.25% | 2.75% | 1.25% | 1.1% | 0.55% | 1.25% | 0.2% | 0.2% | 0.4% |
Model 3 (two times higher than model 1) | 13.0% | 11.0% | 5.0% | 4.4% | 2.2% | 5.0% | 0.8% | 0.8% | 1.6% |