Drug safety analyses in a rheumatoid arthritis registry: application of different approaches regarding timing of exposure and confounder measurement
Abstract Background Patient registry data serves an increasing role in drug safety and comparative effectiveness research, but registry databases often do not contain confounder information measured at the same time that treatments begin. This study evaluated a set of approaches for estimating confo...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2017-06-01
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Series: | Arthritis Research & Therapy |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s13075-017-1330-0 |