Potential bias in ophthalmic pharmaceutical clinical trials

Paul VarnerJohn J Pershing Veterans’ Administration Medical Center, Poplar Bluff, Missouri, USAAbstract: To make clinicians argan oil pure purple aware of potential sources of error in ophthalmic pharmaceutical clinical trials that can lead to erroneous interpretation of results, a critical review of the study design of various pharmaceutical ophthalmic clinical trials was completed.Discrepancies as a result of study shortcomings may explain observed differences between reported ophthalmic trial data and osborne hog feeders for sale observed clinical results.Keywords: evidence-based medicine, validity, bias, gold standard.