Additional file 1: Appendix Table 1. Summary of construction of the education variable using the Dutch Health Interview survey (1989–2018). Appendix Table 2. Sample size for individuals aged 50–69 from the Dutch Health Survey (1989–2018), by gender and year. Appendix 3. Extrapolation of mortality rates for age groups 50–54, 55–59, 60–64, 65–69 by gender and education. Appendix 4. Test for non-linearity and inclusion of three way-interaction term. Appendix Table 5. Age standardized prevalence and predicted prevalence of several health indicators, by gender, education level and year. Appendix Table 6. Years in good health for several health indicators for individuals aged 50–69, by gender, education and year. Appendix Table 7. Surplus or deficit of years in good health relative to the statutory retirement age in the Netherlands and educational inequalities, by gender, education and year. Appendix 8. Partial Life expectancy, healthy life years and `deficit’ or `surplus’ for the medium educated between ages ...