Cost Sharing, Adherence, and Health Outcomes in Patients With DiabetesByTeresa B. Gibson, PhD,Xue Song, PhD,Berhanu Alemayehu, DrPH,Sara S. Wang, PhD,Jessica L. Waddell, MPH,Jonathan R. Bouchard, MS, RPh,Felicia Forma, BScAugust 11th 2010Higher cost-sharing levels reduced adherence to antidiabetic medications in patients with type 2 diabetes.