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Incentivizing hospital infection control.

Sarah E Drohan1, Simon A Levin1,2,3, Bryan T Grenfell2,4

  • 1Program in Applied and Computational Mathematics, Princeton University, Princeton, NJ 08544; sedrohan@princeton.edu slevin@princeton.edu ramanan@cddep.org.

Proceedings of the National Academy of Sciences of the United States of America
|March 13, 2019
PubMed
Summary
This summary is machine-generated.

Public health subsidies can encourage hospitals to invest more in hospital infection control (HIC) to reduce healthcare-associated infections (HAIs). Matching grants are most effective, especially for facilities with lower transmission rates.

Keywords:
antimicrobial resistancegame theorynosocomial infectionsubsidy

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Area of Science:

  • Epidemiology
  • Health Economics
  • Game Theory

Background:

  • Healthcare-associated infections (HAIs) significantly impact patient safety.
  • Hospitals may underinvest in infection control due to the potential for 'free riding' on others' efforts.
  • Public health subsidies could incentivize greater regional investment in hospital infection control (HIC).

Purpose of the Study:

  • To model hospital spending behavior in response to infection control subsidies.
  • To evaluate the effectiveness of different subsidy types in reducing HAIs.
  • To determine optimal subsidy allocation strategies in a multi-hospital setting.

Main Methods:

  • Coupled mathematical models integrating epidemiology and hospital behavior.
  • Game-theoretic framework to analyze strategic spending decisions.
  • Simulation of various subsidy mechanisms (matching grants, fixed amounts, per-patient subsidies).

Main Results:

  • A dollar-for-dollar matching grant subsidy is more effective than fixed or per-patient subsidies in reducing HAIs within a single institution.
  • When multiple hospitals are involved, prioritizing subsidies for facilities with lower transmission rates is optimal.
  • Subsidies generally increase HIC spending and decrease overall HAI prevalence.

Conclusions:

  • Targeted subsidies, particularly matching grants, can effectively combat healthcare-associated infections.
  • Strategic allocation of public health funds can maximize the impact of infection control investments.
  • Economic incentives are crucial for encouraging adequate hospital infection control measures.