Ontology highlight
ABSTRACT:
SUBMITTER: Ogdie A
PROVIDER: S-EPMC4149813 | biostudies-literature | 2014 Sep
REPOSITORIES: biostudies-literature
Ogdie Alexis A Alehashemi Sara S Love Thorvardur Jon TJ Jiang Yihui Y Haynes Kevin K Hennessy Sean S Choi Hyon H Gelfand Joel M JM
Pharmacoepidemiology and drug safety 20140705 9
<h4>Purpose</h4>The aims of this study are to examine the validity of diagnostic codes for psoriatic arthritis in The Health Improvement Network (THIN) and to examine the agreement between General Practitioner (GP) report and prescription records for disease modifying antirheumatic drugs (DMARDs).<h4>Methods</h4>Questionnaires were sent to the GPs of 100 randomly selected patients with at least one medical record code for psoriatic arthritis. The positive predictive value (PPV) for a GP confirme ...[more]