Effect of Managed Care on Emergency Department Use in an Uninsured Population

Annals of Emergency Medicine

Volumn 43, Issue 2, 2004, Pages 166-173

  Kwack, Heemun ^a   Sklar, David ^a   Skipper, Betty ^a   Kaufman, Arthur ^a   Fingado, Elizabeth ^a   Hauswald, Mark ^a  

^a UNIVERSITY OF NEW MEXICO SCHOOL OF MEDICINE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ARTICLE; CONTROLLED STUDY; DATA BASE; EMERGENCY TREATMENT; EMERGENCY WARD; HEALTH CARE POLICY; HEALTH INSURANCE; HEALTH SERVICE; HEALTH STATUS; HOSPITAL DISCHARGE; HOSPITALIZATION; HUMAN; MAJOR CLINICAL STUDY; MANAGED CARE; MEDICAID; MEDICAL SPECIALIST; OUTPATIENT CARE; PRIMARY MEDICAL CARE; PRIORITY JOURNAL; RETROSPECTIVE STUDY; UNIVERSITY HOSPITAL;

EID: 0942268952     PISSN: 01960644     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.annemergmed.2003.09.010     Document Type: Article

References (30)

1. Coleman MA, Kellermann AL, Andersen RM, et al. Care Without Coverage: Too Little, Too Late. Washington, DC: National Academy Press; 2002.
2. American College of Physicians. No health insurance? It's enough to make you sick: scientific research linking the lack of health coverage to poor health. Available at: http://www.acponline.org/uninsured/lack-contents.htm. Accessed August 6, 2002.
3. Hadley J, Steinberg EP, Feder J. Comparison of uninsured and privately insured hospital patients: condition on admission, resource use, and outcome. JAMA. 1991;265:374-379.
4. Roetzheim RG, Pal N, Tennant C, et al. Effects of health insurance and race on early cancer detection. J Natl Cancer Inst. 1999;91:1409-1415.
5. Franks P, Clancy CM, Gold MR. Health insurance and mortality: evidence from a national cohort. JAMA. 1993;270:737-741.
6. Mills RJ. Health insurance coverage: 2001 [US Census Bureau Web site; P60-220; 2002]. Available at: http://www.census.gov/hhes/www/hlthin01.html. Accessed March 15, 2003
7. Lewin ME, Altman S. America's Health Care Safety Net: Intact but Endangered. Washington, DC: National Academy Press; 2000.
8. Taylor TB. Threats to the health care safety net. Acad Emerg Med. 2001;8:1080-1087.
9. Richardson LD, Hwang U. America's health care safety net: intact or unraveling? Acad Emerg Med. 2001;8:1056-1063.
10. Derlet RW, Richards JR. Overcrowding in the nation's emergency departments: complex causes and disturbing effects. Ann Emerg Med. 2000;35:63-67.
11. Grumbach K, Keane D, Bindman AB. Primary care and public emergency department overcrowding. Am J Public Health. 1993;83:372-378.
12. Hurley RE, Freund DA, Taylor DE. Emergency room use and primary care case management: evidence from four Medicaid demonstration programs. Am J Public Health. 1989;79:843-847.
13. Brousseau DC, Dansereau LM, Linakis JG, et al. Pediatric emergency department utilization within a statewide Medicaid managed care system. Acad Emerg Med. 2002;9:296-299.
14. Kravitz RL, Zwanziger J, Hosek S, et al. Effect of a large managed care program on emergency department use: results from CHAMPUS reform initiative evaluation. Ann Emerg Med. 1998;31:741-748.
15. Steiner JF, Price DW, Chandramouli V, et al. Managed care for uninsured adults: the rise and fall of a university-based program. Am J Manag Care. 2002;8:653-661.
16. Kaufman A, Derksen D, McKernan S, et al. Managed care for uninsured patients at an academic health center: a case study. Acad Med. 2000;75:323-330.
17. Bograd H, Ritzwoller DP, Calonge N, et al. Extending health maintenance organization insurance to the uninsured. JAMA. 1997;277:1067-1072.
18. McCaig LF, Ly N. National Hospital Ambulatory Medical Care Survey: 2000 emergency department summary. Available at: http://www.cdc.gov/nchs/about/major/ahcd/ ercharts.htm. Accessed March 13, 2003.
19. Byrne M, Murphy AW, Plunkett PK, et al. Frequent attenders to an emergency department: a study of primary health care use, medical profile, and psychosocial characteristics. Ann Emerg Med. 2003;41:309-318.
20. Rask KJ, Williams MV, McNagny SE, et al. Ambulatory health care use by patients in a public hospital emergency department. J Gen Intern Med. 1998;13:614-620.
21. Hansagi H, Olsson M, Sjoberg S, et al. Frequent use of the hospital emergency department is indicative of high use of other health care services. Ann Emerg Med. 2001;37:561-567.
22. Lucas RH, Sanford SM. An analysis of frequent users of emergency care at an urban emergency hospital. Ann Emerg Med. 1998;32:563-568.
23. Hafner-Eaton C. Physician utilization disparities between the uninsured and insured. JAMA. 1993;269:787-792.
24. Bindman AB, Grumbach K, Osmond D, et al. Preventable hospitalizations and access to care. JAMA. 1995;274:305-311.
25. Weissman JS, Gatsonis C, Epstein AM. Rates of avoidable hospitalization by insurance status in Massachusetts and Maryland. JAMA. 1992;268:2388-2394.
26. O'Grady KF, Manning WG, Newhouse JP, et al. The impact of cost sharing on emergency department use. N Engl J Med. 1985;313:484-490.
27. Selby JV, Fireman BH, Swain BE. Effect of a copayment on use of the emergency department in a health maintenance organization. N Engl J Med. 1996;334:635-641.
28. Newhouse JP, Manning WG, Morris CN, et al. Some interim results from a controlled trial of cost sharing in health insurance. N Engl J Med. 1981;305:1501-1507.
29. Shapiro MF, Ware JE, Sherbourne CD. Effects of cost sharing on seeking care for serious and minor symptoms. Ann Intern Med. 1986;104:246-251.
30. Mandelberg JH, Kuhn RE, Kohn MA. Epidemiologic analysis of an urban, public emergency department's frequent users. Acad Emerg Med. 2000;7:637-646.