Estimated hospital costs per person year, by body mass index (BMI)⁽¹⁾.

py = person year 1. Within each age-sex group adjusted for current age, income, education, health insurance, region, smoking status and alcohol consumption. 2. In ≥80 years age group, this category also includes those with BMI 40–50 kg/m2. Estimated hospital costs per person year, by body mass index (BMI)(1).