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The Welfare Effects of Medical Malpractice Liability

Darius N Lakdawalla1, Seth A Seabury

  • 1University of Southern California and NBER.

International Review of Law and Economics
|March 26, 2013
PubMed

Insights

Medical malpractice liability has a minimal impact on healthcare spending. While it offers modest mortality benefits, these likely outweigh costs, suggesting reforms may not be cost-effective.

Area of Science:

  • Health economics
  • Medical law
  • Public health policy

Background:

  • Medical malpractice litigation is a significant concern within healthcare systems.
  • Understanding the economic and social welfare impacts of malpractice liability is crucial for policy decisions.

Purpose of the Study:

  • To determine the causal effect of medical malpractice liability on social welfare.
  • To assess the contribution of malpractice payments to overall healthcare expenditure growth.
  • To evaluate the cost-effectiveness of malpractice liability by comparing its costs to mortality benefits.

Main Methods:

  • Utilized variations in local jury generosity as a natural experiment.
  • Analyzed data on medical malpractice payments and healthcare expenditures from 1990-2003.
  • Quantified the impact of malpractice liability on mortality rates.

Main Results:

  • Malpractice payments accounted for a small fraction (at most 5 percentage points) of the total real growth in medical expenditures.
  • Medical malpractice liability was associated with modest reductions in mortality.
  • The estimated value of mortality reductions likely exceeds the costs associated with malpractice liability.

Conclusions:

  • Reducing medical malpractice liability is unlikely to significantly decrease healthcare spending.
  • Reforms aimed at reducing malpractice liability are unlikely to be cost-effective based on conventional values of statistical life.
  • Policy interventions should consider the nuanced relationship between malpractice, healthcare costs, and patient outcomes.

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