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Table 1 Determination of clinical practice guideline terms for the GLAD search strategy in the preliminary study

From: Developing search strategies for clinical practice guidelines in SUMSearch and Google Scholar and assessing their retrieval performance

14 commonly used search terms Retrievals SUMSearch Retrievals Google Scholar (estimated number of retrievals)§ Relevant retrievals CPG term + "back pain"|| (guidelines in the top 20 [DARE 24] retrievals)
Guideline/-s/-* 340,105 1,954,000 58
Practice guideline/-s/-* 139,385 984,000 46
Recommendation/-s/-* 162,239 1,892,000 35
Standard/-s/-* 1,384,650 18,560,000 30
Clinical pathway 3,332 420,000 0
Clinical protocol 76,530 572,000 0
Clinical standard 64,009 872,000 0
Clinical recommendation 3,649 64,900 5
Consensus 62,113 970,000 7
Clinical consensus 12,401 263,000 0
Consensus (SUMSearch: AND) development conferences 6,189 49,700 6
Position paper 7,115 1,740,000 0
Clinical (SUMSearch: AND) position paper 1,085 272,000 0
Good (SUMSearch: AND) clinical practice 6,487 768,000 0
  1. The terms 'guideline', 'practice guideline', 'recommendation' and 'standard' were entered into SUMSearch and Google Scholar with the truncation '*', and as singular and plural terms.
  2. The number of retrievals produced by the respective CPG terms per search engine in the preliminary study.
  3. § Defined by Google Scholar as "Results 1–10 of about...."
  4. || The number of guidelines identified in SUMSearch by the combination of a CPG term and the MeSH term "back pain".
  5. * = truncation; CPG = Clinical Practice Guideline; GLAD = GuideLine And Disease.