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Medical University of South Carolina

Comparative Effectiveness and Data Analytics Research Resource (CEDAR)

CEDAR maintains a registry of resource rich data sets from national, statewide and regional sources, such as: Medicare 5% sample, MarketScan® billing data, HCUP Nationwide Sample and HCUP SID data from 17 states, NHANES and BRFS data, and SC Social Determinants of Health. The center also partners with other data suppliers to enhance access to critical repositories, and has expert faculty well-versed in maximizing the research potential of these resources. CEDAR provides controlled use of these data for research purposes and ensures compliance with data use and licensing agreements. The objectives of CEDAR are to:

•    Curate information about the types of archival data resources available on campus
•    Disseminate information on the available data to faculty and students
•    Train faculty and fellows in archival data study design and analysis methods
•    Provide governance for access to existing data sets on campus
•    Support investigators in developing new studies using archival data


CEDAR provides the following services, which may be requested through SPARCRequest:

•    Archival data methods training
•    Specification of disease phenotypes based on ICD-9 or ICD-10 and CPT coding
•    Data extraction from “Big Data” archival data sets
•    Consultation on analytical data set design
•    Specialized design services
     (phenotype sensitivity assessment, matching, inverse weighting)
•    Consultation on Data Use Agreement development for data acquisition


Kit Simpson, DrPH
Professor, Public Health and Pharmacy
Department of Healthcare Leadership & Management
College of Health Professions






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