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[Applying social network analysis to the health system]
C Chanut1, L Boyer, S Robitail
1Direction Régionale du Service Médical PACA et Corse, Assurance Maladie, Sécurité Sociale, Marseille.
Summary
Social network analysis reveals complex hospital relationships for myocardial infarction care in the PACA region. The study mapped patient transfers, identifying hospital cliques and network density for improved public health management.
Area of Science:
- Social network analysis applied to healthcare systems.
- Graph theory and network metrics in public health.
Context:
- Assessing inter-hospital relationships for myocardial infarction (MI) patient care in the Provence Alpes Côte d'Azur (PACA) region.
- Utilizing a retrospective analysis of MI patients hospitalized between January and June 2000.
Purpose:
- To describe and contextualize structural relationships among hospitals managing MI patients.
- To calculate hospital centrality, prestige, sub-group cohesion (cliques), and network density.
Summary:
- Analyzed 2049 MI patients across 78 hospitals, documenting 867 inter-hospital transfers.
- Identified 51 hospital cliques, with 29 hospitals not belonging to any clique.
- Found 50% of hospitals within cliques linked to at least two, with one hospital linked to 12 cliques; network density was 0.12.
Impact:
- Demonstrates the adaptability of social network analysis to public health.
- Suggests potential applications in evaluating health and hospital administration and management networks.