Fig. 2From: Trends in antidiabetic drug use and expenditure in public hospitals in Northwest China, 2012-21: a case study of Gansu ProvinceTrends in the use and proportion of antidiabetic drugs in different hospital levels. A trends in the use of antidiabetic drugs in different hospital levels; B trends in the proportion of antidiabetic drugs in different hospital levels. PHCs, primary health care centres; DDD, defined daily doseBack to article page