Figure 6From: Changes in social inequality with respect to health-related living conditions of 6-year-old children in East Germany after re-unificationTime courses of prevalence of 6-year-old children living at busy road (distance closer than 50 m to a traffic street) by parental educational level in East Germany from 1991 to 2000 ('low': less than grade 10, 'middle': grade 10, 'high': more than grade 10).Back to article page