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Cost Effectiveness of Living Well with a DisabilityPreliminary Research Progress Report # 6November, 1999 |
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Interest in the prevention of secondary conditions experienced by people with disabilities has increased the demand for empirically-derived, cost-effective programs and procedures to achieve enhanced health and wellness outcomes. Health promotion programs must be developed and evaluated for
widespread adoption and implementation. Successful programs are expected to produce
desirable results, be acceptable to consumers, be compatible within a delivery context,
and be cost-effective. Research Goal:Our goal was to assess the cost-effectiveness of a community-based model for preventing and managing secondary conditions experienced by adults with physical disabilities. To accomplish this, we established several objectives:
Key Terms and ConceptsA secondary condition occurs when a person with a disability develops a complication related to his or her impairment (Marge, 1988). Measured in "hours of limitation per week", the secondary condition adversely affects health and independence. Cost-effectiveness analysis is a methodology to assess the comparative impacts of expenditures on alternative health
interventions (Gold et al., 1996). Methods:
The Living Well with a Disability program is an eight-week course taught by trained
facilitators to groups of 8 - 12 adults with disabilities. The program begins by helping
participants identify how daily health behaviors contribute to the pursuit and attainment
of long-term goals. Then, using a variety of problem-solving techniques including solution
generation, depression prevention, and communication, the program helps participants make
progress toward goals. During this process, the participants develop healthy behaviors
such as physical activity and proper nutrition as steps toward their goals. Evaluating Disability Outcome: The Living Well with a Disability program reduces limitation experienced by adults with mobility impairments. Participants' ratings of their limitation due to secondary conditions are 10.4% lower 4 months after the intervention than they were prior to it (p <.05). These results are paralleled by an 11.3% increase in health behaviors such as the participant's tendency to take more responsibility for his or her own health outcomes (p < .05). Finally, participants reported 1.77 fewer days per month with poor mental status (p < .05). Estimating Cost Effectiveness: The Living Well cost estimates are based on survey data collected upon entry into the program and from the 4-month follow-up measure. The cost estimates in Table 1 were calculated by multiplying mean values for different categories of health utilization by respective Medicare "price", or fees, based on 1997 national data for the Medicare program. Overall, the average expenditure for medical services used by participants during the two months before the Living Well program was $4,098. Four months after participating in the Living Well program, reported cost of medical services averaged $3,704. Table 1 presents the average expenditure per participant across seven medical service categories both before and after the Living Well intervention. Description of Table 1Table 1. Average Health Resource Utilization Costs
Source: Living Well Program, The University of Montana Rural Institute and 1997 Medicare data. Preliminary Observations:Although participants continue to report significant health improvements and reduced
incidence of secondary conditions, the magnitude of change is smaller than earlier pilot
test data. The differences may be due to several factors, including a shorter time unit of
evaluation and other measurement changes. Assuming the Living Well program is delivered to a full class (12 participants), the cost and expenditure data suggest cost savings sufficient to pay for the program in 2-4 months. Additional return on investment may be realized over time if program interventions are maintained. These cost figures provide sufficient justification to include such a program as a reimbursable service for beneficiaries. Limitations:These are preliminary data from a larger sample and represent only a brief period of time after intervention. The measures of both outcome and cost-effectiveness are simple. In particular, the economic calculations do not include other costs associated with participating in the program, such as time of participants, training costs, and materials. Further, these data do not come from a random population of adults with mobility impairments. As such, the generalizability of these results is not known. Next Steps:During the coming year, we will be completing the final waves of data collection. These data will be analyzed to construct cost-effectiveness ratios and to identify factors associated with treatment outcomes. We are also assessing the utility of Maintenance Plus -- a program designed to enhance retention of gains through group support. Finally, we are examining these data and collecting other data in an attempt to identify "readiness" factors (such as accessibility and transportation) that may predict the likelihood of an individual benefiting from participation in the Living Well program. Gold, M., Siegel, J., Russell, L., & Weinstein, M. (1996). Cost-effectiveness in
health and medicine. New York: Oxford University Press, Inc. In R.J. Simeonsson & L.N. McDevitt (Eds.), Issues in disability & health: The role of secondary conditions & quality of life. (pp.221-238). Chapel Hill, NC: University of North Carolina, FPG Child Development Center. publications@mail.fpg.unc.edu ResourcesLiving Well
with a Disability Health Promotion Program for People with Disabilities The Research and Training Center on Disability in Rural Communities conducts applied research designed to build upon the strengths of rural individuals and communities to solve problems of daily life. This series of reports makes research results available as soon as is practical. Note that data presented are preliminary and must be interpreted with caution. The major limitations are reported. Please contact project staff to discuss issues presented: Craig Ravesloot, Ph.D.,
Director of Health Projects Funding for this research has been provided primarily by a grant from the Office of Disability and Health, Centers for Disease Control and Prevention (RO4/CCR814204). Additional funds have been provided by a grant from the Office on Rural Health Policy (CSDR00046) and NIDRR Grant H133B970017. Opinions expressed are those of the authors and not those of the funding agencies. This report is available in Braille, large print and ASCII DOS text formats on request. The Rural Disability and Rehabilitation Research Progress Report Series is edited by Diana Spas. Questions? Would you like to receive periodic updates about our research and training activities? Do you have comments or suggestions about this site? E-mail your requests, comments and suggestions to Diana Spas or call 888-268-2743 and ask for the Information Coordinator. |
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