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Related Experiment Videos

Do HMOs care for the chronically ill?

T Fama1, P D Fox, L A White

  • 1Robert Wood Johnson Foundation's National Program Office for Chronic Care Initiatives in HMOs, Group Health Foundation, Washington, DC, USA.

Health Affairs (Project Hope)
|January 1, 1995
PubMed
Summary
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Chronic illness prevalence is similar between indemnity insurance and health maintenance organizations (HMOs), even after considering health status. This finding applies to privately insured individuals, with more research needed for Medicare and Medicaid populations.

Area of Science:

  • Health Services Research
  • Epidemiology
  • Health Insurance Studies

Background:

  • Previous assumptions suggested higher chronic illness rates in indemnity insurance compared to Health Maintenance Organizations (HMOs).
  • Understanding health plan differences in chronic disease prevalence is crucial for policy and patient care.
  • Sociodemographic factors and overall health status may influence perceived differences between insurance types.

Purpose of the Study:

  • To investigate and refute the notion that chronic illness is more prevalent in indemnity insurance plans compared to HMOs.
  • To analyze the prevalence of chronic illness across different insurance types for the nonelderly population.
  • To identify if health status and sociodemographic factors explain any observed differences.

Main Methods:

Related Experiment Videos

  • Utilized data from the 1992 National Health Interview Survey.
  • Analyzed the prevalence of chronic illness among privately insured nonelderly individuals.
  • Employed statistical analysis to account for health status and sociodemographic variables.

Main Results:

  • The study refutes the hypothesis that chronic illness is more prevalent in indemnity insurance plans than in HMOs.
  • No significant difference in chronic illness prevalence was found between the two insurance types when controlling for key factors.
  • Findings hold true even after adjusting for health status and sociodemographic characteristics.

Conclusions:

  • The type of private insurance (indemnity vs. HMO) does not appear to be a significant determinant of chronic illness prevalence in the nonelderly population.
  • Further investigation is required for Medicare and Medicaid populations to generalize these findings.
  • Health status and sociodemographic factors are important confounders in the analysis of insurance type and chronic illness.