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ABSTRACT: Background
We assessed the ability to supplement existing epidemiologic/etiologic studies with data on treatment and clinical outcomes by linking to publicly available cancer registry and administrative databases.Methods
Medical records were retrieved and abstracted for cases enrolled in a Los Angeles County case-control study of non-Hodgkin lymphoma (NHL). Cases were linked to the Los Angeles County cancer registry (CSP), the California state hospitalization discharge database (OSHPD), and the SEER-Medicare database. We assessed sensitivity, specificity, and positive predictive value (PPV) of cancer treatment in linked databases, compared with medical record abstraction.Results
We successfully retrieved medical records for 918 of 1,004 participating NHL cases and a
SUBMITTER: Zhong C
PROVIDER: S-EPMC7196521 | biostudies-literature | 2020 May
REPOSITORIES: biostudies-literature