Fig. 2.

Costs for antithyroid medication (a), thyroid hormone therapy (b), thyroid surgery (c), and radioiodine treatment (d) per 100,000 persons stratified by region. Costs were standardized for changes in population size and age and sex distribution. 2015 prices applied. The vertical line marks the implementation of mandatory iodine fortification in 2000. ID, iodine deficiency.