Journal of diabetes and its complications
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J. Diabetes Complicat. · Jul 2015
Ascertainment of outpatient visits by patients with diabetes: The National Ambulatory Medical Care Survey (NAMCS) and the National Hospital Ambulatory Medical Care Survey (NHAMCS).
To estimate and evaluate the sensitivity and specificity of providers' diagnosis codes and medication lists to identify outpatient visits by patients with diabetes. ⋯ Providers' diagnosis codes and medication lists fail to identify approximately one quarter of outpatient visits by patients with diabetes.