Quality measures
Measure name	Definition
Breast Cancer Screening	Percentage of women aged 40–69 years who had at least one mammogram in the measurement year or year prior to the measurement year.
Colorectal Cancer Screening	Percentage of adults 50 to 80 years of age who had 1 or more of the following during the measurement year: fecal occult blood test, flexible sigmoidoscopy, double contrast barium enema or air contrast barium enema, or colonoscopy.
Comprehensive Diabetes Care: HbA1c Testing	Percentage of patients aged 18–75 years with diabetes (type 1 and type 2) who had a hemoglobin A1c test during the measurement year.
Comprehensive Diabetes Care: Eye Exams	Percentage of patients aged 18–75 years with diabetes (type 1 and type 2) who had a retinal or dilated eye exam by an eye care professional in the measurement year or a negative retinal exam (no evidence of retinopathy) by an eye care professional in the measurement year.
Comprehensive Diabetes Care: Cholesterol Screening	Percentage of patients aged 18–75 years with diabetes (type 1 and type 2) who had a low-density lipoprotein cholesterol test during the measurement year.
Comprehensive Diabetes Care: Monitoring Diabetic Nephropathy	Percentage of patients aged 18–75 years with diabetes (type 1 and type 2) who received nephropathy screening, had a nephrologist visit, or had evidence of nephropathy as documented through administrative data during the measurement year.

Definitions taken from National Committee for Quality Assurance (NCQA). HEDIS 2009. Health plan employer data & information set. Vol. 2, Technical specifications. Washington (DC): National Committee for Quality Assurance (NCQA); 2009. Detailed lists of comorbid conditions, competing diagnoses, and other exclusion criteria are contained in the original measure documentation available from the NCQA.