Ambulatory visit rates and antibiotic prescribing for children with pneumonia, 1994-2007

Matthew P Kronman1, Adam L Hersh, Rui Feng

  • 1Abramson Research Center, Division of Infectious Diseases, The Children's Hospital of Philadelphia, 34th Street and Civic Center Blvd, Room 1202F, Philadelphia, PA 19104, USA. kronman@email.chop.edu

Pediatrics
|February 16, 2011
PubMed

Insights

Pediatric community-acquired pneumonia (CAP) outpatient visit rates remained stable from 1994-2007. Broad-spectrum antibiotics were frequently prescribed for pediatric CAP, despite limited evidence of benefit over narrow-spectrum options.

Area of Science:

  • Pediatric infectious diseases
  • Public health surveillance
  • Antibiotic stewardship

Background:

  • Pediatric hospitalizations for community-acquired pneumonia (CAP) have decreased following widespread heptavalent pneumococcal conjugate vaccine use.
  • National incidence rates for outpatient pediatric CAP are not well-established.
  • Current pediatric CAP treatment often relies on narrow-spectrum antibiotics, though specific guidelines are lacking.

Purpose of the Study:

  • Estimate incidence rates of outpatient pediatric CAP.
  • Analyze trends in antibiotic prescribing for pediatric CAP.
  • Identify factors associated with broad-spectrum antibiotic use in pediatric CAP.

Main Methods:

  • Utilized National Ambulatory and National Hospital Ambulatory Medical Care Surveys (1994-2007).
  • Identified pediatric CAP cases (ages 1-18) using a validated algorithm.
  • Examined age-specific CAP rates, antibiotic prescribing trends, and factors influencing broad-spectrum antibiotic use.

Main Results:

  • Annual outpatient CAP visit rates ranged from 16.9 to 22.4 per 1000 children, with highest rates in ages 1-5.
  • Outpatient CAP visit rates showed no significant change between 1994 and 2007.
  • Macrolides and cephalosporins were commonly prescribed, with cephalosporin use increasing significantly from 2000-2007.

Conclusions:

  • Pediatric ambulatory CAP incidence remained stable between 1994-2007, irrespective of pneumococcal vaccination.
  • Broad-spectrum antibiotics, particularly macrolides, were frequently prescribed for pediatric CAP.
  • Prescribing broad-spectrum antibiotics was associated with increasing patient age, non-emergency department visits, and diagnostic testing.
Abstract

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