NORC I 2016 VSP Summary Data Report for the Vision& Eye Health Surveillance System Table of contents Dataset Description Analysis Overview 5 Data Indicators and Case definitions Service utilization- Eye EXams..….… 6 Medical Di 8 Denominators used to calculate Prevalence rates Stratification Facto Age Groups Sex Categories Race/ethnicity Categories States and Territories Suppression and Data Release Restrictions Potential limitations Service Utilization Indicators(Number of patients receiving service per 100 patients).15 Medical Diagnosis Indicators(Number of patients with diagnosis per 100 patients)NORC | 2016 VSP Summary Data Report for the Vision & Eye Health Surveillance System | II Table of Contents Dataset Description ..................................................................................................................5 Analysis Overview ....................................................................................................................5 Data Indicators and Case Definitions ..................................................................................6 Service Utilization-Eye Exams ...................................................................................6 Medical Diagnoses ....................................................................................................8 Denominators used to Calculate Prevalence Rates ..........................................................11 Stratification Factors .........................................................................................................12 Age Groups .............................................................................................................12 Sex Categories ........................................................................................................12 Race/ethnicity Categories........................................................................................12 States and Territories ..............................................................................................12 Suppression and Data Release Restrictions .....................................................................13 Potential Limitations...............................................................................................................14 Service Utilization Indicators (Number of patients receiving service per 100 patients) ....15 Medical Diagnosis Indicators (Number of patients with diagnosis per 100 patients) ........18