Assessing clinical trials- double-blind trials.
نویسندگان
چکیده
منابع مشابه
Evaluation of Clinical Trials
In a number of important clinical issues such as evaluation of the efficacy or effectiveness of therapeutic or preventive interventions as well as for comparing the harms of interventions, randomized controlled trials (RCTs) provide the highest levels of evidence, either directly or indirectly. It is obvious that critical appraisal of these studies to assess their validity and precision is of p...
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Evidence based medicine is very important for success of modern medicine. It is the ongoing process of using the most reliable evidence from clinical studies, scientific understanding and medical practice to make the best possible medical choice for patients. Evidence based medicine is how medicine advances and how we get improvements in life expectancy and quality of life. It not only identifi...
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A double-blind study was performed to compare the clinical response and the incidence of side effects in 2,581 patients administered ampicillin or cyclacillin for infections of the genitourinary or respiratory tract, infections of the skin and soft tissues, or for otitis media. There was no significant difference in clinical response and bacterial eradication. All side effects, including diarrh...
متن کاملAssessing Blinding in Clinical Trials
The interaction between the patient’s expected outcome of an intervention and the inherent effects of that intervention can have extraordinary effects. Thus in clinical trials an effort is made to conceal the nature of the administered intervention from the participants in the trial i.e. to blind it. Yet, in practice perfect blinding is impossible to ensure or even verify. The current standard ...
متن کاملValidation of Instruments for Assessing Drug Safety Management During the Conduction of Clinical Trials
Background The management of drug safety with the collection of reliable safety data during the conduction of clinical trials conduct is essential for the registry and marketing of products. The systematic evaluation of this process, based on objective measures, requires the application of quality instruments. This study was aimed to design and validate eight instruments through the components ...
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ژورنال
عنوان ژورنال: BMJ
سال: 1981
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.283.6284.122