How severity measures rate hospitalized patients
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Supported by the Agency for Health Care Policy and Research under grant RO1 HS06742-03. Dr. Daley is Senior Research Associate, Career Development Program of the Department of Veterans Affairs Health Services Research and Development Service. The views expressed are solely those of the authors.
- Iezzoni LI. ed. Risk Adjustment for Measuring Health Care Outcomes. Ann Arbor, Mich: Health Administration Press; 1994.
- Localio AR, Hamory BH, Sharp TJ, Weaver SL, TenHave TR, Landis JR. Comparing hospital mortality in adult patients with pneumonia. A case study of statistical methods in a managed care program. Ann Intern Med. 1995;122:125–32.
- Iezzoni LI. “Black box” medical information systems: a technology needing assessment. JAMA. 1991;265:3006–7. CrossRef
- Thomas JW, Ashcraft MLF. Measuring severity of illness: six severity systems and their ability to explain cost variations. Inquiry. 1991;28:39–55.
- Iezzoni LI, Shwartz M, Ash AS, Hughes JS, Daley J, Mackiernan YD. Severity measurement methods and judging hospital death rates for pneumonia. Med Care. 1996;34:11–28. CrossRef
- Iezzoni LI, Ash A, Shwartz M, Daley J, Hughes JS, Mackiernan YD. Predicting who dies depends on how severity is measured: implications for evaluating patient outcomes. Ann Intern Med. 1995;28:763–70.
- Iezzoni LI, Shwartz M, Ash AS, Mackiernan YD. Using severity measures to predict the likelihood of death for pneumonia in patients. J Gen Intern Med. 1996;11:23–31.
- Edwards N, Honemann D, Burley D, Navarro M. Refinement of Medicare diagnosis related groups to incorporate a measure of severity. Health Care Fin Rev. 1994;16:45–64.
- Horn SD, Sharkoy PD, Buckle JM, Backofen JE, Averill RF, Horn RA. The relationship between severity of illness and hospital length of stay and mortality. Med Care. 1991;29:305–17. CrossRef
- Deyo RA, Cherkin DC, Ciol MA. Adapting a clinical comorbidity index for use with ICD-9-CM administrative databases. J Clin Epidemiol. 1992;45:613–19. CrossRef
- Charlson ME, Pompei P, Ales KL, MacKenzie CR. A new method of classifying prognostic comorbidity in longitudinal studies: development and validation. J Chron Dis. 1987;40:373–83. CrossRef
- Gonnella JS, Hornbrook MC, Louis DZ. Staging of disease: a case-mix measurement. JAMA. 1984;251:637–44. CrossRef
- Steen PM, Brewster AC, Bradbury RC, Estabrook E, Young JA. Predicted probabilities of hospital death as a measure of admission severity of illness. Inquiry. 1993;30:128–41.
- Knaus WA. Draper EA, Wagner DP, Zimmerman JE. APACHE II: a severity of disease classification system. Crit Care Med. 1985;13:818–29. CrossRef
- Young WW, Swinkola RB, Zorn DM. The measurement of hospital case mix. Med Care. 1982;28:501–12. CrossRef
- Young WW, Kohler S, Kowalski J. PMC patient severity scale: derivation and validation. Health Serv Res. 1994;29:367–90.
- Freeman JL, Fetter RB, Park H, et al. Diagnosis-related group refinement with diagnosis- and procedure-specific comorbidities and complications. Med Care. 1995;33:806–27. CrossRef
- Shapiro MF, Park RE, Keesey J, Brook RH. The effect of alternative case-mix adjustments on mortality differences between municipal and voluntary hospitals in New York City. Health Serv Res. 1994;29:95–112.
- Hannan EL, Kilburn H, Lindsey ML, Lewis R. Clinical versus administrative data bases for CABG surgery. Does it matter? Med Care. 1992;30:892–907. CrossRef
- Blumberg MD. Risk adjusting health c ire outcomes: a methodologic review. Med Care Rev. 1986;43:351–93.
- Hughes JS, Ash A. Reliability of risk-adjustment methods. In: Iezzoni LI, ed. Risk Adjustment for Measuring Health Care Outcomes. Ann Arbor, Mich: Health Administration Press; 1994; 263–86.
- National Committee on Vital and Health Statistics, Subcommittee on Ambulatory and Hospital Care Statistics. Proposed Revision to the Uniform Hospital Discharge Data Set. Washington, DC: National Committee on Vital and Health Statistics; 1992.
- Iezzoni LI. Case classification and quality of care. Issues to consider before making the investment. Qual Rev Bull. 1987;13:135–9.
- Iezzoni LI. Examining the validity of severity measures in today’s health policy context. J Gen Intern Med. 1995;10:406–7.
- How severity measures rate hospitalized patients
Journal of General Internal Medicine
Volume 11, Issue 5 , pp 303-311
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- 1. Department of Medicine/111GIM, West Haven Veterans Affairs Medical Center, 950 Campbell Ave., 06516, West Haven, CT
- 2. Division of General Medicine and Primary Care, Department of Medicine, Harvard Medical School, Beth Israel Hospital, the Charles A. Dana Research Institute, and the Harvard-Thorndike Laboratory, Boston, Mass.
- 3. Health Services Research and Development, Department of Medicine, Brockton/West Roxbury Veterans Affairs Medical Center, West Roxbury, Mass.