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Using standardized patients to evaluate hospital-based intervention outcomes.

Li Li1, Chunqing Lin2, Jihui Guan2

  • 1Semel Institute for Neuroscience and Human Behavior, Center for Community Health, University of California at Los Angeles, Los Angeles, CA, USA and Fujian Provincial Center for Disease Control and Prevention, Fuzhou, China lililili@ucla.edu.

International Journal of Epidemiology
|December 27, 2013
PubMed
Summary

Standardized patients effectively assessed an HIV stigma reduction intervention in China. Hospitals receiving the intervention showed improved provider attitudes and behaviors compared to control sites.

Keywords:
ChinaHIV/AIDSStandardized patientsintervention outcomestigma

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Area of Science:

  • Medical Education
  • Public Health Interventions
  • Healthcare Quality Improvement

Background:

  • Standardized patient (SP) methodology is a validated tool in medical training.
  • This study details the application of SPs in an HIV stigma reduction program within Chinese healthcare facilities.

Purpose of the Study:

  • To evaluate the effectiveness of an HIV stigma reduction intervention using standardized patients.
  • To assess healthcare provider attitudes and behaviors towards patients with HIV.

Main Methods:

  • A quasi-experimental design was employed across 40 hospitals in China.
  • Standardized patients conducted unannounced visits post-intervention, presenting HIV-related symptoms and disclosure.
  • Providers' attitudes and behaviors were assessed using structured checklists and observational notes.

Main Results:

  • A total of 217 assessments were completed by seven standardized patients.
  • Intervention hospitals demonstrated better general impressions, improved universal precaution compliance, and reduced stigmatizing behaviors.
  • A comparative analysis revealed significant differences between intervention and control hospital groups.

Conclusions:

  • Standardized patients offer a valuable supplement to self-report measures in healthcare research.
  • SPs are particularly effective for evaluating sensitive intervention outcomes less prone to social desirability bias.