Here is the standardised PICO analysis for the uploaded article:


Full Title

Can a multifaceted educational intervention targeting both nurses and physicians change the prescribing of antibiotics to nursing home residents? A cluster randomized controlled trial

Authors: Eva Pettersson, Åsa Vernby, Sigvard Mölstad, Cecilia Stålsby Lundborg

JournalJournal of Antimicrobial Chemotherapy, 2011; 66(11): 2659–2666

DOI10.1093/jac/dkr312

Type of Study

Cluster Randomised Controlled Trial (quantitative)


PICO Summary

Population (P)

  • Residents of 58 Swedish nursing homes (final analysis: 46 homes, 2,511 residents)
  • Mean age: ~84 years
  • Setting: Long-term care/nursing homes with shared dining and staffing
  • Inclusion: Stable staffing, general elderly care
  • Exclusion: Specialised nursing homes (e.g. oncology wards)

Intervention (I)

  • multifaceted educational intervention targeting both nurses and physicians
    • Included:
      • Two 1.5-hour educational sessions
      • Feedback on prescribing
      • Local guidelines for antibiotic use
      • Hygiene leaflets
      • Written summaries
      • Facilitators (physician, pharmacist, hygiene nurse)

Comparison (C)

  • Control group: Received no intervention during study period
  • Some exposure crossover occurred (two control homes attended education sessions uninvited)
  • Comparison is between intervention vs. control group (usual care without educational support)

Outcomes (O)

Primary Outcome:

  • Change in proportion of quinolones prescribed for lower UTI in women

Secondary Outcomes:

  • Person-centred: Not directly addressed
  • Process outcomes:
    • Proportion of infections treated with antibiotics
    • Proportion of cases managed by physicians with “wait and see”
    • Proportion of nitrofurantoin use for lower UTI in women
    • Number of UTIs per resident
  • Health system outcomes:
    • Admission to hospital (used as a safety signal)

Findings Summary

  • The primary outcome (reduction in quinolone use) improved in both groups but not significantly more in the intervention group
  • The intervention group showed a significant reduction in overall antibiotic prescribing and a significant increase in “wait and see” approaches
  • No increase in hospital admissions observed in either group

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