The frequency of pain after endodontic procedures Critical Summary Prepared by: Paul Benjamin DMD 

A Critical Summary of:

Frequency of persistent tooth pain after root canal therapy: a systematic review and meta-analysis

Nixdorf DR, Moana-Filho EJ, Law AS, McGuire LA, Hodges JS, John MT. Journal of Endodontics. 2010;36(2):224-30

Published Date: 8/2/2011

This summary is published in the Journal of the American Dental Association and can be accessed at :-


  • Systematic Review Conclusion:

    The reviewers estimate that the frequency of all-cause persistent tooth pain (any provoked or spontaneous pain reported by either the practitioner or the patient) after endodontic procedures is 5 to 7 percent.

  • Critical Summary Assessment:

    The reviewers used an appropriately designed systematic review and convincingly demonstrated their finding of persistent pain after endodontic therapy.

  • Evidence Quality Rating:


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