Strategies for Answering Research Questions Introduction to Health Informatics April 8, 2010 Robin Featherstone, BA, MLIS Clinical Medicine Librarian Allyn & Betty Taylor Library [email_address] Presentation available at: http://www.slideshare.net/featherr
A research literature review is a systematic, explicit and reproducible method for identifying, evaluating, and synthesizing the existing body of completed and recorded work produced by researchers, scholars, and practitioners.*
* Fink, A. (2005). Conducting Research Literature Reviews . London: Sage.
Think of synonyms for your concepts. These will be words that appear in the title or abstract fields. Tip: use a “target article” to help identify keywords
Concepts: #1: High Blood Pressure #2: Type 1 Diabetes #3: Ambulatory BP Readings Subject Heading: Hypertension Diabetes Mellitus, Type 1 + Blood Pressure Monitoring, Ambulatory Subject Heading: Hypertension, Malignant Keyword: ((high OR elevated) ADJ ( blood pressure OR bp).tw. ((type 1 OR insulin?dependent OR juvenile?onset OR sudden?onset) AND diabet$).tw. ((ambulatory OR self OR home) AND monitor$ AND blood pressure).tw. Keyword: hypertensi$.tw. IDDM.tw.
Some key operators in Ovid Note: These are recommended operators for research lit reviews. There are many, many more operators... Use Ovid‘s Help menu to locate them. Operator Command $ Truncation (finds alternate endings) ? Wildcard (finds alternate spellings) .tw. Text Word (tells Ovid to search for your term in the Title or Abstract fields) () Parentheses control the order of search operations Adj Adjacency operator (can be followed by a number) tells Ovid terms must appear adjacent to one another AND all terms must appear in results OR any terms will appear in results