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Obstetric anesthesia practice in Canada.

T W Breen1, T McNeil, L Dierenfield

  • 1Department of Anesthesia, Foothills Medical Centre, University of Calgary, Alberta, Canada. breen003@mc.duke.edu

Canadian Journal of Anaesthesia = Journal Canadien D'Anesthesie
|January 2, 2001
PubMed
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Obstetric anesthesia practices in Canada in 1997 showed variations from expert recommendations, particularly in consent, epidural initiation, and post-Cesarean care. University and community-based anesthesiologists reported similar practices.

Area of Science:

  • Anesthesiology
  • Obstetrics
  • Public Health

Background:

  • Obstetric anesthesia is a critical component of maternal care.
  • Understanding current practices is essential for improving patient safety and outcomes.
  • Variations in practice can arise from differing interpretations of evidence or resource availability.

Purpose of the Study:

  • To document the state of obstetric anesthesia in Canada in 1997.
  • To identify practices deviating from established literature and expert consensus.
  • To pinpoint areas requiring further research in obstetric anesthesia.

Main Methods:

  • A comprehensive postal questionnaire was distributed in 1997 to all 1,539 Canadian specialist anesthesiologist members of the Canadian Anaesthetists' Society.

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  • A follow-up questionnaire was sent to non-responders three months later to maximize response rates.
  • Data analysis included 865 returned questionnaires, representing a 56.2% response rate.

    • Main Results:

    • Of the 865 respondents, 522 (60.3%) practiced obstetric anesthesia.
    • Practices were similar between university-based (40.1%) and community-based (59.9%) anesthesiologists.
    • Key discrepancies with recommendations included informed consent for labor epidurals, epidural initiation techniques, coagulation testing in preeclampsia, spinal needle use, post-Cesarean neuraxial medication, managing neuraxial opioid side effects, timing of intubation for general anesthesia, and epidural catheter removal.

    Conclusions:

    • The survey provides benchmark data on Canadian obstetric anesthesia practices as of 1997.
    • No significant differences in practice patterns were observed between anesthesiologists with and without university affiliations.
    • Identified practice variations highlight areas for potential quality improvement initiatives and future research.