6. How Questions Influence Search Results Relevancy Retrieval (# of search results) Broad Questions Narrow Questions High = lots of articles Low = very few articles High = directly relevant articles Low = mostly irrelevant articles
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10. Levels of Evidence Pyramid Level 3: Single site studies Level 4: Descriptive studies/Case Reports Level 5. Expert Opinion More Time More Work More Evidence Level 1: Systematic Reviews of Randomized Controlled Trials Level 2: Multicenter/Comparative studies Less Time Less Work Less Evidence UNFILTERED FILTERED
11. Cochrane Library - DEMO Contents Cochrane Reviews -Approx. 4000 full-text reviews -Therapy, prevention and diagnosis information Other Reviews -Approx. 16,000 abstracts -International coverage -Covers effects of clinical interventions Clinical Trials -Approx. 600,000 summaries of ongoing or completed clinical trials -International coverage Methods Studies -Summaries of reports of methods used in clinical trials Technology Assessments -Abstracts of studies assessing health care technologies Economic Evaluations -Abstracts and brief records of studies looking at costs and effects of competing healthcare interventions
… . (continues from previous slide) are applied to decisions regarding business processes, operations, or strategic planning in order improve the performance of the organization. EBHSM encourages managers to base their decisions on well-conducted management studies whenever possible. If these studies do not exist on your topic, then make use of other sources of information, such as personal experience, experiences of others in other situations, existing data, etc. Supplementary: Evidence based health services management applies the idea of evidence-based decision making to business process, operational, and strategic decisions in health services organizations. Whenever possible, health services managers should incorporate evidence into their decision making from well conducted management research studies. However, other sources of information and knowledge, such as personal experience, experiences of others in similar situations, expert opinion, and simple inspection of data trends and patterns, can and should be used if such information is the best available evidence for a given decision. “ Simply put, EBHSM is the systematic application of the best available evidence to the evaluation of managerial strategies for improving the performance of health services organizations ” (Kovner & Rundall, 2006, p. 6). This approach recognized that decision making is a process rather than a simple act of choosing among alternatives . 0:08 (1)
