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wiki:autolit:search:optimize [2022/04/22 22:50] tiffany |
wiki:autolit:search:optimize [2023/06/29 16:07] (current) kevinkallmes |
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- | ====== Conducting | + | ====== Conducting |
- | //“A comprehensive search forms the foundation of any systematic review | + | //“A comprehensive search forms the foundation of any systematic review.” < |
- | ===== Creating Search Terms ===== | + | |
- | The best place to start when creating search terms is with the PICO (**P**opulation, | + | ==== PICO-based Research Question construction ==== |
+ | |||
+ | See this short video on Research Question structure following conventions for clinical reviews: | ||
+ | |||
+ | {{youtube> | ||
+ | |||
+ | ---- | ||
+ | |||
+ | ==== Creating Search Terms based on PICO ==== | ||
+ | |||
+ | The best place to start when creating search terms is with the PICO (**P**opulation, | ||
^PICO Element^Search Term Examples| | ^PICO Element^Search Term Examples| | ||
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|Outcome< | |Outcome< | ||
- | Other search terms to consider include restrictions on publication date and language. | + | ---- |
+ | |||
+ | ==== Boolean Operators ==== | ||
__**Boolean operators**__ | __**Boolean operators**__ | ||
- | * **__AND__** | + | * **__AND__** |
- | * **__OR__** | + | * **__OR__** |
- | * **__NOT__** | + | * **__NOT__** |
- | {{: | + | |
- | + | ||
- | As you review your search results, take note of additional terminology and abbreviations used in these studies that could be included in the search terms to ensure relevant studies aren’t missed. | + | |
- | + | ||
- | ===== Search Optimization ===== | + | |
- | + | ||
- | Familiarize yourself with the following techniques to optimize your search strategy and efficiently capture all relevant articles. A well-designed search term is one that maximizes the proportion of retrieved articles that are relevant to your particular project while minimizing the number of relevant articles that are //not //captured by the search. | + | |
- | + | ||
- | ---- | + | |
- | + | ||
- | + | ||
- | ==== Boolean Operators ==== | + | |
PubMed uses the Boolean operators " | PubMed uses the Boolean operators " | ||
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* The search term " | * The search term " | ||
- | * The search term " | + | * The search term " |
//Tip: Use parentheses to stack booleans for even more precise searches. For example, " | //Tip: Use parentheses to stack booleans for even more precise searches. For example, " | ||
---- | ---- | ||
- | |||
==== Quotation Marks ==== | ==== Quotation Marks ==== | ||
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* **" | * **" | ||
- | // | + | // |
---- | ---- | ||
- | |||
==== Truncation ==== | ==== Truncation ==== | ||
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{{ : | {{ : | ||
- | * However, the search " | + | * However, the search " |
{{ : | {{ : | ||
---- | ---- | ||
- | |||
==== Language ==== | ==== Language ==== | ||
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---- | ---- | ||
- | |||
==== Publication Date ==== | ==== Publication Date ==== | ||
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---- | ---- | ||
- | |||
==== Study Design ==== | ==== Study Design ==== | ||
- | You can filter for articles published with certain study designs by including **(studydesign[Filter])** in the search term. For example, you could search: | + | You can filter for articles published with certain study designs by including **(studydesign[Filter])** in the search term. For example, you could search |
* Total hip arthroplasty AND** (clinicalstudy[Filter]) ** | * Total hip arthroplasty AND** (clinicalstudy[Filter]) ** | ||
- | //Tip: You can include a long string of elegible | + | //Tip: You can include a long string of eligible |
---- | ---- | ||
- | |||
==== MESH Keywords ==== | ==== MESH Keywords ==== | ||
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Including only MeSH search terms will exclude citations that are not tagged with MeSH terms (citations that are not in Medline). MeSH terms also do not translate directly across databases. Use with caution! | Including only MeSH search terms will exclude citations that are not tagged with MeSH terms (citations that are not in Medline). MeSH terms also do not translate directly across databases. Use with caution! | ||
</ | </ | ||
- | |||
---- | ---- | ||
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A thorough search must include both British and American spellings of all terms. You will want to search for " | A thorough search must include both British and American spellings of all terms. You will want to search for " | ||
+ | ---- | ||
+ | |||
+ | ==== Number of records & "when to stop" ==== | ||
+ | The number of records that your search will return is displayed on the Search Modal; remember that you will need to screen all records that return from your search, so narrow your query until it returns an acceptable number! A good rule of thumb is that **200-500 records** is the maximum range for a first/ | ||
+ | If the expected number of records differs greatly from your expectations, | ||