منابع مشابه
Searching for clinical prediction rules in MEDLINE.
OBJECTIVES Clinical prediction rules have been advocated as a possible mechanism to enhance clinical judgment in diagnostic, therapeutic, and prognostic assessment. Despite renewed interest in the their use, inconsistent terminology makes them difficult to index and retrieve by computerized search systems. No validated approaches to locating clinical prediction rules appear in the literature. T...
متن کاملParallel Architectures for Searching the MEDLINE Database
The MEDLINE database, an online archival of medical research publications, is extensively used by physicians, clinicians and other medical researchers for literature search and information on prior case studies. The size of MEDLINE database is over 40GB. The PubMed is an implementation of MEDLINE and provides basic search capabilities freely via the Internet. The initial search often tends to r...
متن کاملA comparison of handsearching versus MEDLINE searching to identify reports of randomized controlled trials.
This study aims to compare handsearching to a basic MEDLINE search for the identification of reports of randomized trials in specialized health care journals. Twenty-two specialized health care journals, published in the U.K., were handsearched for all reports of controlled trials (as defined by the Cochrane Collaboration). The reports of trials, which were judged to be definitely randomized, w...
متن کاملSearching for the evidence in pre-hospital care: a review of randomised controlled trials
Objectives-To identify randomised controlled trials (RCTs) which evaluate aspects of pre-hospital care; to perform categorisation by theme; to compare the sensitivity and precision of the search databases. Data sources-August 1997 updates of MEDLINE and EMBASE databases, using the Datastar online system. Papers published in 1987 or later were included, with no language restrictions. Study selec...
متن کامل3. Searching for Non-randomised Studies
3) As a quality control, especially when it is expected that an intervention may have less effect in practice than within the context of a carefully conducted RCT with highly selected patient populations and clinicians. For example, the effect of fibrinolytic therapy in myocardial infarction is closely related to the number of hours between onset of chest pain and start of treatment (5); hence,...
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ژورنال
عنوان ژورنال: BMJ
سال: 1993
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.307.6903.565-a