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Antibiotic prescribing for tonsillopharyngitis in a general practice setting: Can the use of Modified Centor Criteria

Chirag Patel1, Benjamin Daniel Green2, Jacynta May Batt3

  • 1MPharm (Hons), MBBCh, Cert EM (ACEM), FRACGP, Clin Dip Pall Med (RACP), Consultant Primary Care Physician, Flinders University, SA.

Australian Journal of General Practice
|June 21, 2019
PubMed
Abstract

Insights

Documenting Modified Centor Criteria (MCC) for sore throat consultations is linked to reduced antibiotic prescribing. This practice may improve patient safety and lower unnecessary antibiotic use, combating antimicrobial resistance.

Area of Science:

  • General Practice
  • Infectious Disease
  • Antimicrobial Stewardship

Background:

  • Antibiotic prescribing for sore throat aims to prevent Group A Streptococcus complications.
  • Antimicrobial resistance necessitates careful antibiotic stewardship.
  • Tonsillopharyngitis treatment requires evaluation of clinical criteria.

Purpose of the Study:

  • To investigate antibiotic prescribing patterns for tonsillopharyngitis.
  • To assess the relationship between Modified Centor Criteria (MCC) documentation and antibiotic prescribing.
  • To evaluate the impact of documentation on appropriate antibiotic use.

Main Methods:

  • Retrospective analysis of consultation records from two rural Australian general practices.
  • Identification of tonsillopharyngitis cases using keyword searches in clinic management software.
  • Statistical analysis to correlate MCC documentation with antibiotic prescribing rates.

Main Results:

  • Antibiotic prescribing for tonsillopharyngitis was frequent.
  • Documented evidence of MCC components was associated with significantly lower antibiotic prescribing (77.7% vs. 85.5%, P <0.001).
  • The odds of prescribing antibiotics were lower when MCC criteria were documented (OR: 2.4, 95% CI: 1.8–3.3).

Conclusions:

  • This study is the first to correlate documentation of MCC with antibiotic prescribing for tonsillopharyngitis.
  • Adopting and documenting MCC in clinical practice can lead to more appropriate antibiotic prescriptions.
  • Improved documentation may enhance patient safety and significantly reduce antibiotic prescription rates, aiding antimicrobial stewardship.

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