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Table 1 Summary of results returned following systematic review

From: Evidence-based guidelines and protocols for the management of adult patients with a tracheostomy: a systematic review

Database Total results Results with limits Full texts retrieved Guidelines found AGREE instrument compliant
PubMed 4,685 1,596 33   
MEDLINE 3,859 1,337 17 26 2
CINAHL 711 172 6   
Medical societies/guideline websites/clearinghouses N/A N/A N/A 54 3
Google 17,600,000 497 N/A