Article Text

Download PDFPDF
Orally administered ketamine and postoperative opioid use in colorectal surgery: a retrospective cohort study

Statistics from

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.

PDF extract preview

You do not have access to the full text of this article, the first page of the PDF of this article appears above.


  • X @ESchwenkMD

  • Contributors ERS was solely responsible for the study design, IRB and data collection. ESS contributed substantially to the data interpretation and manuscript preparation. ERS and AL equally contributed to the database management, statistical analysis, interpretation and manuscript preparation.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.