Evaluation of regional variation in total, major, and minor amputation rates in a national health-care system

International Journal for Quality in Health Care

Volumn 19, Issue 6, 2007, Pages 368-376

  Tseng, Chin Lin ^a,b   Helmer, Drew ^a,b   Rajan, Mangala ^a   Tiwari, Anjali ^a,b   Miller, Donald ^c,d   Crystal, Stephen ^e   Safford, Monika ^f,g   Greenberg, Jeffrey ^h   Pogach, Leonard ^a,b  

^a New Jersey Health Care System   (United States)

^b RUTGERS NEW JERSEY MEDICAL SCHOOL   (United States)

^c VETERANS AFFAIRS MEDICAL CENTER   (United States)

^d BOSTON UNIVERSITY   (United States)

^e RUTGERS UNIVERSITY   (United States)

^f BIRMINGHAM VA MEDICAL CENTER   (United States)

^g UNIVERSITY OF ALABAMA AT BIRMINGHAM   (United States)

^h NEW YORK UNIVERSITY SCHOOL OF MEDICINE   (United States)

Author keywords

Amputation; Diabetes mellitus; Medicare; Quality of health care; Veterans

Indexed keywords

ADULT; AGED; AMPUTATION; ARTICLE; CONTROLLED STUDY; DIABETES MELLITUS; FEMALE; FOOT CARE; HEALTH CARE DELIVERY; HEALTH CARE QUALITY; HEALTH CARE SYSTEM; HUMAN; MAJOR CLINICAL STUDY; MALE; MEDICARE; OBSERVATIONAL STUDY; OUTCOME ASSESSMENT; PRIORITY JOURNAL; RETROSPECTIVE STUDY; RISK ASSESSMENT; TIME SERIES ANALYSIS; VETERAN;

AGED; AMPUTATION; COHORT STUDIES; DIABETES COMPLICATIONS; FEMALE; FOOT DISEASES; GANGRENE; HUMANS; MALE; MIDDLE AGED; QUALITY ASSURANCE, HEALTH CARE; RETROSPECTIVE STUDIES; UNITED STATES; UNITED STATES DEPARTMENT OF VETERANS AFFAIRS; VETERANS;

EID: 36549031329     PISSN: 13534505     EISSN: 14643677     Source Type: Journal    
DOI: 10.1093/intqhc/mzm044     Document Type: Article

References (30)

1. Peters EJ, Childs MR, Wunderlich RP et al. Functional status of persons with diabetes-related lower-extremity amputations. Diabetes Care 2001;24:1799-804.
2. Boyko EJ, Ahroni JH, Smith DG et al. Increased mortality associated with diabetic foot ulcer. Diabet Med 1996;13 967-72.
3. Reiber GE, Boyko EJ, Smith DG. Lower extremity foot ulcers and amputations in diabetes. In: National Diabetes DataGroup (eds) Diabetes in America, 2nd edn. Washington, DC: National Institutes of Health, NIDDK, 1995. Publ. no.: NIH 95-1468.
4. Edelman D, Sanders L, Pogach L. Reproducibility and accuracy among primary care providers of a screening examination of foot ulcer risk in diabetic patients. Prev Med 1998;27:274-8.
5. Litzelman DK, Slemenda CW, Langefeld CD et al. Reduction of lower extremity clinical abnormalities in patients with non-insulin dependent diabetes meltims: A randomized, controlled trial. Ann Intern Med 1993;119:36-41.
6. McCabe CJ, Stevenson RC, Dolan AM. Evaluation of a diabetic foot screening and protection programme. Diabet Med 1998;15:80-4.
7. Billings J, Zeitel L, Lukomnik J et al. Impact of socioeconomic status on hospital use in New York City. Health Aff (Millwood) 1993;12:162-73.
8. Office of Disease Prevention and Health Promotion, U.S. Department of Health and Human Services. Healthy People 2010, Chapter 5, Diabetes [cited 2007 July 12]. http://www.healthypeople.gov/data/ midcourse/html/focusareas/FA05TOC.htm
9. Agency for Healthcare Research and Quality. 2005 National Healthcare Quality Report (NHQR) [cited 2007 July 12]. http://www.ahrq.gov/qual/ nhqr05/nhqrO5.htm
10. Nicolucci A, Greenfield S, Mattke S. Selecting indicators for the quality of diabetes care at the health systems level in OECD countries. Int J Qual Health Care 2006;18:26-30.
11. Miller DR, Safford MM, Pogach LM. Who has diabetes? Best estimates of diabetes prevalence in the veterans health administration based on computerized patient data. Diabetes Care 2004;27:B10-B21.
12. Shwartz M, Pekoz EA, Ash AS et al. Do variations in disease prevalence limit the usefulness of population-based hospitalization rates for studying variations in hospital admissions? Med Care 2005;43:4-11.
13. Iezzoni LI. Dimensions of risk. In: Iezzoni LI (ed). Risk Adjustment for Measuring Healthcare Outcomes, 2nd edn. Chicago, IL: Health Administration Press, 1997, 43-167.
14. Jeffcoate WJ, van Houtum WH. Amputation as a marker of the quality of foot care in diabetes. Diabetologia 2004;47:2051-8.
15. Wrobel JS, Charns MP Diehr P et al. The relationship between provider coordination and diabetes-related foot outcomes. Diabetes Care 2003;26:3042-7.
16. Kizer KW, Demakis JG, Feussner JR. Reinventing VA health care: systematizing quality improvement and quality innovation. Med Care 2000;38:17-16.
17. Department of Veterans Affairs. Preservation-Amputation Care and Treatment (Veterans Health Administration Directive 2006-050): [cited 2007 August 9]. www1.va.gov/vhapublications/ViewPublication.asp?pub_ID= 1483
18. Tseng CL, Greenberg JD, Helmer D et al. Dual system utilization affects regional variation in prevention quality indicators: The case of amputations among veterans with diabetes. Am J Manag Care 2004; 10:886-92.
19. Tseng CL, Rajan M, Miller DR et al. Use of administrative data to risk adjust amputation rates in a national cohort of medicare-enrolled veterans with diabetes. Med Care 2005;43:88-92.
20. Efron B. Estimating the error rate of a prediction rule: Improvement on cross-validation. J Am Stat Assoc 1983;78:316-31.
21. Steyerberg EW, Harrell FE, Jr, Borsboom GJ et al. Internal validation of predictive models: Efficiency of some procedures for logistic regression analysis. J Clin Epidemiol 2001;54 774-81.
22. Breslow NE, Day NE. Statistical Methods in Cancer Research: Volume II: The Design and Analysis of Cohort Studies. Lyon: International Agency for Research on Cancer, 1987.
23. Rayman G, Krishnan ST, Baker NR et al. Are we underestimating diabetes-related lower-extremity amputation rates? Results and benefits of the first prospective study. Diabetes Care 2004;27:1892-6.
24. Trautner C, Haastert B, Spraul M et al. Unchanged incidence of lower-limb amputations in a German City, 1990-1998. Diabetes Care 2001;24:855-9.
25. Wrobel JS, Robbins J, Armstrong DG. The high-low amputation ratio: A deeper insight into diabetic foot care? J Foot Ankle Surg 2006; 45:375-9.
26. Mayfield J, Reiber G, Sanders L et al. American diabetes association preventive foot care in people with diabetes mellitus (technical review). Diabetes Care 1998;21:2161-78.
27. Pogach L, Charns MP, Wrobel JS et al. Impact of policies and performance measurement upon the development of organizational coordinating strategies for chronic care delivery, Am J Manag Care 2004;10: 171-80.
28. Wrobel JS, Charns MP, Bonacker KM et al. Diabetes-related foot care at ten veterans affairs medical centers: What predicts a successful microsystem? Jt Comm J Qual Patient Saf 2006;32:206-13.
29. Diabetes Mellitus Interagency Coordinating Committee. Annual Report Fiscal Year 2005. National Institutes of Digestive, Diabetes and Kidney Disease: [cited 2007 July 12]. http://www.niddk.nih.gov/federal/dmicc/ dmicc2005/summaries.html#vha
30. Department of Health and Human Services, Center for Disease Control and Prevention. Hospital discharge rates for nontraumatic lower extremity amputation by diabetes status-United States, 1997. MMWR Morb Mortal Wkly Rep 2001;50: 954-8.