Keys to drug compliance may be trust and pill shape

Patients who give their physicians low grades are likelier to have lapses in drug adherence, said a study of nearly 10,000 Northern California patients with diabetes.

Thirty-nine percent of patients who said they never or only sometimes have confidence in their primary care physicians skipped their cardiometabolic medicines at least 20% of the time, the study said. That is a nonadherence rate 11 percentage points higher than for patients who said they usually or always trust their doctors.

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