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Why results of clinical trials and observational studies of antitumour necrosis factor (anti-TNF) therapy differ: methodological and interpretive issues
Objective: Results of randomised clinical trials (RCTs) appear to differ from results of observational studies. This paper explores differences in methodology, interpretation and presentation of results that elucidate these differences. Method: We identified patients who completed a survey questionn...
Bewaard in:
Hoofdauteurs: | , , |
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Formaat: | Artigo |
Taal: | Inglês |
Gepubliceerd in: |
2004
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Onderwerpen: | |
Online toegang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1766767/ https://ncbi.nlm.nih.gov/pubmed/15479864 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/ard.2004.028530 |
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