Validation of Self‐Reported Rheumatoid Arthritis Using Medicare Claims: A Nationally Representative Longitudinal Study of Older Adults
Objective To determine the validity of self‐reported physician diagnosis of rheumatoid arthritis (RA) using multiple gold‐standard measures based on Medicare claims in a nationally representative sample of older adults and to verify whether additional questions about taking medication and having see...
Main Authors: | Michael J. Booth, Daniel Clauw, Mary R. Janevic, Lindsay C. Kobayashi, John D. Piette |
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Format: | Article |
Language: | English |
Published: |
Wiley
2021-04-01
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Series: | ACR Open Rheumatology |
Online Access: | https://doi.org/10.1002/acr2.11229 |
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