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1.
Semin Arthritis Rheum ; 44(3): 264-70, 2014 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-25074656

RESUMEN

OBJECTIVE: The quality-adjusted life-year (QALY) is a standard outcome measure used in cost-effectiveness analyses. This study investigates whether attainment of federal physical activity guidelines is associated with higher QALY estimates among adults with or at an increased risk for knee osteoarthritis. METHODS: This is a prospective study of 1794 Osteoarthritis Initiative participants. Physical activity was measured using accelerometers at baseline. Participants were classified as (1) Meeting Guidelines [≥150min of moderate-to-vigorous (MV) activity per week acquired in sessions ≥10min], (2) Insufficiently Active (≥1 MV session[s]/week but below the guideline), or (3) Inactive (zero MV sessions/week). A health-related utility score was derived from participant responses to the 12-item Short-Form Health Survey at baseline and 2 years later. The QALY was calculated as the area under utility curve over 2 years. The relationship of physical activity level to median QALY adjusted for socioeconomic and health factors was estimated using quantile regression. RESULTS: Relative to the Inactive group, median QALYs over 2 years were significantly higher for the Meeting Guidelines (0.112, 95% CI: 0.067-0.157) and Insufficiently Active (0.058, 95% CI: 0.028-0.088) groups, controlling for socioeconomic and health factors. CONCLUSION: We found a significant graded relationship between greater physical activity level and higher QALYs. Using the more conservative estimate of 0.058, if an intervention could move someone out of the Inactive group and costs <$2900 over 2 years, it would be considered cost effective. Our analysis supports interventions to promote physical activity even if recommended levels are not fully attained.


Asunto(s)
Guías como Asunto/normas , Actividad Motora/fisiología , Osteoartritis de la Rodilla/epidemiología , Años de Vida Ajustados por Calidad de Vida , Acelerometría , Anciano , Análisis Costo-Beneficio , Femenino , Encuestas Epidemiológicas , Humanos , Masculino , Persona de Mediana Edad , Osteoartritis de la Rodilla/economía , Osteoartritis de la Rodilla/fisiopatología , Osteoartritis de la Rodilla/prevención & control , Evaluación de Resultado en la Atención de Salud , Estudios Prospectivos , Análisis de Regresión , Factores de Riesgo , Factores Socioeconómicos
2.
Arthritis Care Res (Hoboken) ; 66(7): 1041-7, 2014 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-24339324

RESUMEN

OBJECTIVE: Health-related utility measures overall health status and quality of life and is commonly incorporated into cost-effectiveness analyses. This study investigates whether attainment of federal physical activity guidelines translates into better health-related utility in adults with or at risk for knee osteoarthritis (OA). METHODS: Cross-sectional data from 1,908 adults with or at risk for knee OA participating in the accelerometer ancillary study of the Osteoarthritis Initiative were assessed. Physical activity was measured using 7 days of accelerometer monitoring and was classified as 1) meeting guidelines (≥150 bouted moderate-to-vigorous [MV] minutes per week); 2) insufficiently active (≥1 MV bout[s] per week but below guidelines); or 3) inactive (zero MV bouts per week). A Short Form 6D health-related utility score was derived from patient-reported health status. Relationship of physical activity levels to median health-related utility adjusted for socioeconomic and health factors was tested using quantile regression. RESULTS: Only 13% of participants met physical activity guidelines, and 45% were inactive. Relative to the inactive group, median health-related utility scores were significantly greater for the meeting guidelines group (0.063; 95% confidence interval [95% CI] 0.055, 0.071) and the insufficiently active group (0.059; 95% CI 0.054, 0.064). These differences showed a statistically significant linear trend and strong cross-sectional relationship with physical activity level even after adjusting for socioeconomic and health factors. CONCLUSION: We found a significant positive relationship between physical activity level and health-related utility. Interventions that encourage adults, including persons with knee OA, to increase physical activity even if recommended levels are not attained may improve their quality of life.


Asunto(s)
Ejercicio Físico , Adhesión a Directriz , Osteoartritis de la Rodilla/prevención & control , Anciano , Estudios Transversales , Femenino , Estado de Salud , Humanos , Masculino , Osteoartritis de la Rodilla/economía
3.
Arthritis Care Res (Hoboken) ; 65(2): 195-202, 2013 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-22807352

RESUMEN

OBJECTIVE: This cross-sectional study examined racial/ethnic differences in meeting the 2008 United States Department of Health and Human Services Physical Activity Guidelines aerobic component (≥150 moderate-to-vigorous minutes/week in bouts of ≥10 minutes) among persons with or at risk of radiographic knee osteoarthritis (RKOA). METHODS: We evaluated African American versus white differences in guideline attainment using multiple logistic regression, adjusting for sociodemographic (age, sex, site, income, and education) and health factors (comorbidity, depressive symptoms, overweight/obesity, and knee pain). Our analyses included adults ages 49-84 years who participated in accelerometer monitoring at the Osteoarthritis Initiative 48-month visit (n = 1,142 with RKOA and n = 747 at risk of RKOA). RESULTS: Two percent of African Americans and 13.0% of whites met the guidelines. For adults with and at risk of RKOA, significantly lower rates of guidelines attainment among African Americans compared to whites were partially attenuated by health factor differences, particularly overweight/obesity and knee pain (with RKOA: adjusted odds ratio [OR] 0.24, 95% confidence interval [95% CI] 0.08-0.72; at risk of RKOA: OR 0.28, 95% CI 0.07-1.05). CONCLUSION: Despite known benefits from physical activity, attainment of the physical activity guidelines among persons with and at risk of RKOA was low. African Americans were 72-76% less likely than whites to meet the guidelines. Culturally relevant interventions and environmental strategies in the African American community targeting overweight/obesity and knee pain may reduce future racial/ethnic differences in physical activity and improve health outcomes.


Asunto(s)
Negro o Afroamericano/estadística & datos numéricos , Ejercicio Físico , Osteoartritis de la Rodilla/etnología , Población Blanca/estadística & datos numéricos , Anciano , Anciano de 80 o más Años , Estudios Transversales , Femenino , Guías como Asunto , Humanos , Masculino , Persona de Mediana Edad , Cooperación del Paciente/estadística & datos numéricos , Factores Socioeconómicos , Estados Unidos/epidemiología , United States Dept. of Health and Human Services
4.
Arthritis Care Res (Hoboken) ; 64(7): 1094-8, 2012 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-22328141

RESUMEN

OBJECTIVE: To estimate the relationship between physical activity and health-related utility for people with knee osteoarthritis (OA) and implications for designing cost-effective interventions. METHODS: We used generalized estimating equation regression analysis to estimate partial association of accelerometer-measured physical activity levels with health-related utility after controlling for demographics, health status, knee OA severity level, pain, and functioning. RESULTS: Moving from the lowest to the middle tertile of physical activity level was associated with a 0.071 (P < 0.01) increase in health-related utility after controlling for demographics and a 0.036 (P < 0.05) increase in utility after controlling for demographics, health status, knee OA severity level, weight, pain, and functional impairments. CONCLUSION: Intervention programs that move individuals out of the lowest tertile of physical activity have the potential to be cost effective.


Asunto(s)
Atención a la Salud/economía , Atención a la Salud/estadística & datos numéricos , Actividad Motora/fisiología , Osteoartritis de la Rodilla/fisiopatología , Osteoartritis de la Rodilla/terapia , Anciano , Anciano de 80 o más Años , Análisis Costo-Beneficio , Intervención Médica Temprana/economía , Intervención Médica Temprana/estadística & datos numéricos , Femenino , Estudios de Seguimiento , Estado de Salud , Humanos , Masculino , Persona de Mediana Edad , Osteoartritis de la Rodilla/economía , Evaluación de Resultado en la Atención de Salud , Años de Vida Ajustados por Calidad de Vida , Análisis de Regresión , Índice de Severidad de la Enfermedad
5.
J Womens Health (Larchmt) ; 19(9): 1643-50, 2010 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-20695815

RESUMEN

BACKGROUND: Gender differences in health and the use of health services are a long-standing concern for the U.S. medical system. Our purpose was to examine if there are patterns of gender differences in the type of medical service used among older Americans. METHODS: We conducted a prospective study of 9164 Americans aged >or=65 followed through the Health and Retirement Study (HRS), a national probability sample of community dwelling adults. Self-reported medical utilization between 2002 and 2004 was modeled as a function of 2002 baseline characteristics of the sample. RESULTS: Health needs were substantially greater among older women compared with men, but women had fewer economic resources. Controlling for health needs did little to explain gender differences in preventive care and increased gender differences in the use of hospital services. Women were less likely to have hospital stays (adjusted odds ratio [OR] = 0.79) and had fewer physician visits (3.07 vs. 3.30 median visits within 2 years) than men with similar demographic and health profiles. In contrast, the greater use of home healthcare among women was almost entirely explained by their greater health needs. CONCLUSIONS: These national data show that simple evaluations of age-adjusted gender differences in the use of hospital and physician services that do not account for underlying health needs are in danger of understating these disparities.


Asunto(s)
Atención a la Salud/estadística & datos numéricos , Necesidades y Demandas de Servicios de Salud/estadística & datos numéricos , Disparidades en el Estado de Salud , Anciano , Femenino , Encuestas de Atención de la Salud , Humanos , Masculino , Estudios Prospectivos , Factores Sexuales , Estados Unidos
6.
J Ment Health Policy Econ ; 12(2): 87-95, 2009 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-19567934

RESUMEN

BACKGROUND: Approximately 17.1 million adults report having a major depressive episode in 2004 which represents 8% of the adult population in the U.S. Of these, more than one-third did not seek treatment. In spite of the large and extensive literature on the cost of mental health, we know very little about the differences in out-of-pocket expenditures between adults with depression and adults with other major chronic disease and the sources of those expenditures. AIMS: For persons under age 65, compare total and out-of-pocket expenditures of those with depression to non-depressed individuals who have another major chronic disease. METHODS: This study uses two linked, nationally representative surveys, the 1999 National Health Interview Survey (NHIS) and the 2000 Medical Expenditure Panel Survey (MEPS), to identify the population of interest. Depression was systematically assessed using a short form of the World Health Organization's (WHO) Composite International Diagnostic Interview--Short Form (CIDI-SF). To control for differences from potentially confounding factors, we matched depressed cases to controls using propensity score matching. RESULTS: We estimate that persons with depression have about the same out-of-pocket expenditures while having 11.8% less total medical expenditures (not a statistically significant difference) compared to non-depressed individuals with at least one chronic disease. DISCUSSION: High out-of-pocket expenditures are a concern for individuals with chronic diseases. Our study shows that those with depression have comparable out-of-pocket expenses to those with other chronic diseases, but given their lower income levels, this may result in a more substantial financial burden. IMPLICATION FOR POLICY: High out-of-pocket expenditures are a concern for individuals with depression and other chronic diseases. For both depressed individuals and non-depressed individuals with other chronic diseases, prescription drug expenditures contribute most to out-of-pocket expenses. Given the important role medications play in treatment of depression, high copayment rates are a concern for limiting compliance with appropriate treatment.


Asunto(s)
Enfermedad Crónica/economía , Trastorno Depresivo/economía , Financiación Personal/estadística & datos numéricos , Costos de la Atención en Salud/estadística & datos numéricos , Gastos en Salud/estadística & datos numéricos , Adulto , Estudios de Casos y Controles , Trastorno Depresivo/epidemiología , Femenino , Encuestas Epidemiológicas , Humanos , Seguro de Salud , Masculino , Persona de Mediana Edad , Medicamentos bajo Prescripción/economía , Estados Unidos/epidemiología , Adulto Joven
7.
Arch Phys Med Rehabil ; 90(4): 623-7, 2009 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-19345778

RESUMEN

OBJECTIVE: To evaluate changes in patient-reported communication difficulty after a home-based, computer-delivered intervention designed to improve conversational skills in adults with aphasia. DESIGN: Delayed treatment design with baseline, preintervention, postintervention, and follow-up observations. SETTING: Outpatient rehabilitation. PARTICIPANTS: Twenty subjects with chronic aphasia. INTERVENTIONS: Sessions with the speech-language pathologist to develop personally relevant conversational scripts, followed by 9 weeks of intensive home practice using a computer program loaded on a laptop, and weekly monitoring visits with the speech-language pathologist. MAIN OUTCOME MEASURE: Communication Difficulty (CD) subscale of the Burden of Stroke Scale (BOSS). RESULTS: The intervention resulted in a statistically and clinically significant decrease of 6.79 points (P=.038) in the CD subscale of the BOSS during the intervention, maintained during the follow-up period. CONCLUSIONS: The findings of this study provide positive albeit preliminary and limited support for the use of a home-based, computer-delivered language intervention program for improving patient-reported communication outcomes in adults with chronic aphasia. Additional research will be required to examine the efficacy and effectiveness of this intervention.


Asunto(s)
Afasia/rehabilitación , Terapia Asistida por Computador , Adulto , Anciano , Afasia/etiología , Enfermedad Crónica , Comunicación , Femenino , Humanos , Masculino , Persona de Mediana Edad , Vigilancia de la Población , Accidente Cerebrovascular/complicaciones , Resultado del Tratamiento
8.
J Aging Health ; 21(1): 208-25, 2009 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-19144975

RESUMEN

Objective. The Department of Veterans Affairs funded assisted living, adult family home, and adult residential care for the first time in the Assisted Living Pilot Program (ALPP). This article compares the use and cost for individuals that entered ALPP and a comparison group. Method. This was a nonrandomized study. The comparison group consisted of VA patients who were eligible but did not enter an ALPP facility. The ALPP (n = 393) and comparison (n = 259) groups were followed for 12 months to assess ALPP facility, case management, and health care costs. Results. ALPP facility and ALPP case management costs were respectively $5,560 and $2,830 per individual. Total health care costs, including ALPP costs, were $11,533 higher for the ALPP group compared to the comparison group after adjusting for baseline differences. Discussion. Although ALPP successfully helped individuals transition to longer term care in these facilities, it was more costly than the comparison group.


Asunto(s)
Instituciones de Vida Asistida/economía , Costos y Análisis de Costo , Costos de la Atención en Salud , Recursos en Salud/estadística & datos numéricos , Hogares para Ancianos/economía , Cuidados a Largo Plazo/economía , Casas de Salud/economía , Proyectos Piloto , Instituciones Residenciales/economía , Adulto , Anciano , Manejo de Caso , Femenino , Humanos , Masculino , Persona de Mediana Edad , Evaluación de Programas y Proyectos de Salud , Estados Unidos , United States Department of Veterans Affairs , Veteranos
9.
J Aging Health ; 21(1): 190-207, 2009 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-19074647

RESUMEN

Objectives. Assisted living programs demonstrate variation in structure and services. The Department of Veterans Affairs funded this care for the first time in the Assisted Living Pilot Program (ALPP). This article presents resident health outcomes and the relationship between facility characteristics and outcomes. Method. This article presents results on 393 ALPP residents followed for 12 months after admission to 95 facilities. Results. A total of 19.8% residents died, and the average activities of daily living impairment did not change significantly. Half of the residents remained in an ALPP facility, with the average resident spending 315 days in the community during the 12-month follow-up period. This article found a limited number of characteristics of structure and staffing to be significantly associated with outcomes. Discussion. If differences among facility characteristics are not clearly related to differences in outcomes, then choices among type of setting can be based on the match of needs to available services, location, or preferences.


Asunto(s)
Instituciones de Vida Asistida , Hogares para Ancianos , Cuidados a Largo Plazo , Casas de Salud , Evaluación de Resultado en la Atención de Salud , Proyectos Piloto , Características de la Residencia , Instituciones Residenciales , Veteranos , Actividades Cotidianas , Anciano , Femenino , Estado de Salud , Humanos , Masculino , Persona de Mediana Edad , Evaluación de Programas y Proyectos de Salud , Estados Unidos , United States Department of Veterans Affairs
10.
Am J Public Health ; 99(3): 533-9, 2009 Mar.
Artículo en Inglés | MEDLINE | ID: mdl-19106418

RESUMEN

OBJECTIVES: We analyzed factors associated with improvement in walking ability among respondents to the nationally representative Health and Retirement Study. METHODS: We analyzed data from 6574 respondents aged 53 years or older who reported difficulty walking several blocks, 1 block, or across the room in 2000 or 2002. We examined associations between improvement (versus no change, deterioration, or death) and baseline health status, chronic conditions, baseline walking difficulty, demographic characteristics, socioeconomic status, and behavioral risk factors. RESULTS: Among the 25% of the study population with baseline walking limitations, 29% experienced improved walking ability, 40% experienced no change in walking ability, and 31% experienced deteriorated walking ability or died. In a multivariate analysis, we found positive associations between walking improvement and more recent onset and more severe walking difficulty, being overweight, and engaging in vigorous physical activity. A history of diabetes, having any difficulty with activities of daily living, and being a current smoker were all negatively associated with improvement in walking ability. After we controlled for baseline health, improvement in walking ability was equally likely among racial and ethnic minorities and those with lower socioeconomic status. CONCLUSIONS: Interventions to reduce smoking and to increase physical activity may help improve walking ability in older Americans.


Asunto(s)
Promoción de la Salud/estadística & datos numéricos , Sobrepeso/prevención & control , Mercadeo Social , Caminata , Factores de Edad , Anciano , Anciano de 80 o más Años , Intervalos de Confianza , Femenino , Humanos , Masculino , Persona de Mediana Edad , Actividad Motora , Análisis Multivariante , Oportunidad Relativa , Prevención del Hábito de Fumar , Factores Socioeconómicos , Estados Unidos , Caminata/fisiología
11.
Arch Phys Med Rehabil ; 89(11): 2066-79, 2008 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-18996234

RESUMEN

OBJECTIVES: Describe the supply of inpatient rehabilitation facilities (IRFs) services in 1996 and examine changes between 1996 and 2004, including the impact of the IRF prospective payment system (PPS) in 2002 on organizational trends. DESIGN: Retrospective pre-post design. SETTING: Freestanding and subprovider (distinct-part units) IRFs. PARTICIPANTS: IRFs (N=1424), including 257 freestanding IRFs and 1167 IRF units reported in the Healthcare Cost Report Information System database, from years 1996 to 2004. INTERVENTIONS: Not applicable. MAIN OUTCOME MEASURES: Number of IRF openings, IRF closures, beds, and inpatient days. RESULTS: The number of IRFs grew from 1037 to 1183 between 1996 and 2001 and grew to 1235 between 2001 and 2004. The likelihood of IRF closures trended lower after PPS, and there was a significant increase in the likelihood of openings when PPS was introduced. For-profit, rural, and small IRFs were more likely to open over the entire period. There was a 12.9% increase in the number of total inpatient days, somewhat less than the 15.7% growth in IRF beds over the period. There was no impact of PPS on beds available but a significant decline in total inpatient days after PPS. CONCLUSIONS: Inpatient days rose under the Tax Equity and Fiscal Responsibility Act and declined after 2002. Yet the likelihood of openings and closures did not appear to respond to these changes, perhaps because they were modest compared with changes in local IRF markets. The IRF PPS did little to affect service distribution in less well-served areas, although we did find growth in rural areas. Occupancy rates in 2004 were close to rates at the start of the period (70%). This observation implies that IRFs were implementing strategies to recruit a sufficient number of patients, even though bed numbers were increasing and length of stay was declining. Consequently, policy that limits the potential of IRFs to increase patient admissions, such as the limits on admissions to IRFs of patients with conditions other than those included in the 75% rule, is likely to produce substantial decreases in total inpatient days.


Asunto(s)
Política de Salud , Accesibilidad a los Servicios de Salud , Sistema de Pago Prospectivo , Centros de Rehabilitación/provisión & distribución , Centros de Rehabilitación/estadística & datos numéricos , Anciano , Estudios Transversales , Clausura de las Instituciones de Salud , Tamaño de las Instituciones de Salud , Humanos , Tiempo de Internación , Medicare/economía , Medicare/legislación & jurisprudencia , Análisis de Regresión , Centros de Rehabilitación/economía , Centros de Rehabilitación/tendencias , Estudios Retrospectivos , Tax Equity and Fiscal Responsibility Act , Estados Unidos
12.
Arthritis Rheum ; 58(8): 2236-40, 2008 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-18668577

RESUMEN

OBJECTIVE: To provide estimates of the growth in out-of-pocket (OOP) medical expenditures for persons with arthritis. METHODS: OOP medical expenditures were estimated for 1998-2004 based on 7 panels of the Medical Expenditures Panel Survey, which provide nationally representative data. A simple simulation then extrapolated the data through 2006, for which the potential effects of Medicare Part D drug coverage were computed. RESULTS: Median total OOP expenditures for persons with arthritis showed an increase of 52.4% between 1998 and 2004 (7.3% annually beyond inflation). Median OOP expenditures for prescription medication showed larger growth, at 72.0%. Medicare Part D was predicted to lower both total and prescription OOP expenditures and return them close to 2003 levels. Simulation limitations included exclusive use of the standard Medicare Part D benefit structure and the assumption of stable prescribing trends during this period. CONCLUSION: High prescription drug expenditures are likely to continue to be an issue, both for individuals faced with increasing OOP burden and for policy makers faced with increasing budgetary shortfalls to fund increasing Medicare expenses.


Asunto(s)
Artritis/economía , Seguro de Costos Compartidos/tendencias , Financiación Personal/tendencias , Gastos en Salud/tendencias , Medicare Part D/tendencias , Anciano , Anciano de 80 o más Años , Artritis/terapia , Seguro de Costos Compartidos/economía , Recolección de Datos , Prescripciones de Medicamentos/economía , Femenino , Financiación Personal/economía , Humanos , Entrevistas como Asunto , Masculino , Medicare Part D/economía , Estados Unidos
13.
Med Care ; 46(2): 200-8, 2008 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-18219249

RESUMEN

BACKGROUND: Nearly 18 million Americans experience limitations due to their arthritis. Documented disparities according to racial/ethnic groups in the use of surgical interventions such as knee and hip arthroplasty are largely based on data from Medicare beneficiaries age 65 or older. Whether there are disparities among younger adults has not been previously addressed. OBJECTIVE: This study assesses age-specific racial/ethnic differences in arthritis-related knee and hip surgeries. DESIGN: Longitudinal (1998-2004) Health and Retirement Study. SETTING: National probability sample of US community-dwelling adults. SAMPLE: A total of 2262 black, 1292 Hispanic, and 13,159 white adults age 51 and older. MEASUREMENTS: The outcome is self-reported 2-year use of arthritis-related hip or knee surgery. Independent variables are demographic (race/ethnicity, age, gender), health needs (arthritis, chronic diseases, obesity, physical activity, and functional limitations), and medical access (income, wealth, education, and health insurance). Longitudinal data methods using discrete survival analysis are used to validly account for repeated (biennial) observations over time. Analyses use person-weights, stratum, and sampling error codes to provide valid inferences to the US population. RESULTS: Black adults under the age of 65 years report similar age/gender adjusted rates of hip/knee arthritis surgeries [hazard ratio (HR) = 1.43, 95% confidence interval (CI) = 0.87-2.38] whereas older blacks (age 65+) have significantly lower rates (HR = 0.38, CI = 0.16-0.55) compared with whites. These relationships hold controlling for health and economic differences. Both under age 65 years (HR = 0.64, CI = 0.12-1.44) and older (age 65+) Hispanic adults (HR = 0.60, CI = 0.32-1.10) report lower utilization rates, although not statistically different than whites. A large portion of the Hispanic disparity is explained by economic differences. CONCLUSIONS: These national data document lower rates of arthritis-related hip/knee surgeries for older black versus white adults age 65 or above, consistent with other national studies. However, utilization rates for black versus white under age 65 do not differ. Lower utilization among Hispanics versus whites in both age groups is largely explained by medical access factors. National utilization patterns may vary by age and merit further investigation.


Asunto(s)
Artritis/etnología , Artritis/cirugía , Artroplastia de Reemplazo de Cadera/estadística & datos numéricos , Artroplastia de Reemplazo de Rodilla/estadística & datos numéricos , Accesibilidad a los Servicios de Salud , Disparidades en Atención de Salud , Revisión de Utilización de Recursos , Negro o Afroamericano/estadística & datos numéricos , Distribución por Edad , Anciano , Artritis/complicaciones , Femenino , Hispánicos o Latinos/estadística & datos numéricos , Humanos , Estudios Longitudinales , Masculino , Persona de Mediana Edad , Modelos de Riesgos Proporcionales , Estados Unidos , Población Blanca/estadística & datos numéricos
14.
Am J Public Health ; 97(12): 2209-15, 2007 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-17971548

RESUMEN

OBJECTIVES: We investigated differences in the development of disability in activities of daily living among non-Hispanic Whites, African Americans, Hispanics interviewed in Spanish, and Hispanics interviewed in English. METHODS: We estimated 6-year risk for disability development among 8161 participants 65 years or older and free of baseline disability. We evaluated mediating factors amenable to clinical and public health intervention on racial/ethnic difference. RESULTS: The risk for developing disability among Hispanics interviewed in English was similar to that among Whites (hazard ratio [HR]=0.99; 95% confidence interval [CI] = 0.6, 1.4) but was substantially higher among African Americans (HR=1.6; 95% CI=1.3, 1.9) and Hispanics interviewed in Spanish (HR=1.8; 95% CI=1.4, 2.1). Adjustment for demographics, health, and socioeconomic status reduced a large portion of those disparities (African American adjusted HR=1.1, Spanish-interviewed Hispanic adjusted HR=1.2). CONCLUSIONS: Higher risks for developing disability among older African Americans, and Hispanics interviewed in Spanish compared with Whites were largely attenuated by health and socioeconomic differences. Language- and culture-specific programs to increase physical activity and promote weight maintenance may reduce rates of disability in activities of daily living and reduce racial/ethnic disparities in disability.


Asunto(s)
Negro o Afroamericano/estadística & datos numéricos , Personas con Discapacidad/estadística & datos numéricos , Disparidades en el Estado de Salud , Hispánicos o Latinos/estadística & datos numéricos , Población Blanca/estadística & datos numéricos , Actividades Cotidianas , Anciano , Femenino , Conductas Relacionadas con la Salud , Encuestas Epidemiológicas , Humanos , Masculino , Prevalencia , Modelos de Riesgos Proporcionales , Estudios Prospectivos , Riesgo , Factores Socioeconómicos , Análisis de Supervivencia , Estados Unidos/epidemiología
15.
Arthritis Rheum ; 57(6): 1058-66, 2007 Aug 15.
Artículo en Inglés | MEDLINE | ID: mdl-17665484

RESUMEN

OBJECTIVE: To investigate racial/ethnic differences in disability onset among older Americans with arthritis. Factors amenable to clinical and public health intervention that may explain racial/ethnic differences in incident disability were examined. METHODS: We analyzed longitudinal data (1998-2004) from a national representative sample of 5,818 non-Hispanic whites, 1,001 African Americans, 228 Hispanics interviewed in Spanish (Hispanic/Spanish), and 210 Hispanics interviewed in English (Hispanic/English), with arthritis and age >or=51 years who did not have baseline disability. Disability in activities of daily living (ADL) was identified from report of inability, avoidance, or needing assistance to perform >or=1 ADL task. RESULTS: Over the period of 6 years, 28.0% of African Americans, 28.5% of Hispanic/Spanish, 19.1% of Hispanic/English, and 16.2% of whites developed disability. The demographic-adjusted disability hazard ratios (AHR) were significantly greater among African Americans (AHR 1.94, 95% confidence interval [95% CI] 1.51-2.38) and Hispanic/Spanish (AHR 2.03, 95% CI 1.35-2.71), but not significantly increased for Hispanic/English (AHR 1.41, 95% CI 0.82-2.00) compared with whites. Differences in health factors (comorbid conditions, functional limitations, and behaviors) explained over half the excess risk among African Americans and Hispanic/Spanish. Medical access factors (education, income, wealth, and health insurance) were substantial mediators of racial/ethnic differences in all minority groups. CONCLUSION: Racial/ethnic differences in the development of disability among older adults with arthritis were largely attenuated by health and medical access factors. Lack of health insurance was particularly problematic. At the clinical level, treatment of comorbid conditions, functional limitations, and promotion of physical activity and weight maintenance should be a priority to prevent the development of disability, especially in minority populations.


Asunto(s)
Actividades Cotidianas , Artritis/etnología , Artritis/fisiopatología , Evaluación de la Discapacidad , Negro o Afroamericano , Factores de Edad , Anciano , Anciano de 80 o más Años , Artritis/complicaciones , Artritis/economía , Femenino , Accesibilidad a los Servicios de Salud , Hispánicos o Latinos , Humanos , Estudios Longitudinales , Masculino , Pacientes no Asegurados , Persona de Mediana Edad , Oportunidad Relativa , Factores de Riesgo , Estados Unidos , Población Blanca
17.
Am J Phys Med Rehabil ; 86(3): 169-75, 2007 Mar.
Artículo en Inglés | MEDLINE | ID: mdl-17314702

RESUMEN

OBJECTIVE: To examine the impact of Medicare's Prospective Payment System (PPS) on patient satisfaction at four inpatient rehabilitation hospitals. DESIGN: Prospective study using a satisfaction survey to examine the effects of Medicare's PPS for rehabilitation hospitals. Surveys were conducted at four affiliated rehabilitation hospitals in the Midwest. RESULTS: Patient characteristics varied only slightly pre- to post-PPS, and several characteristics were related to overall satisfaction, including motor functional gain, discharge to home, and respondent (patient or proxy). A 12-point increase on a 12-item motor function scale resulted in 1.13 greater odds (95% CI: 1.04, 1.24) of reporting excellent satisfaction. Patient respondents were 1.27 times more likely (95% CI: 1.07, 1.50) than proxies to report excellent satisfaction, and patients discharged home were 1.65 times more likely (95% CI: 1.31, 2.07) to report excellent satisfaction than patients discharged elsewhere. We found an increase in observed satisfaction from 60.3 to 63.4% (P < 0.05) after PPS implementation, despite a decrease in motor FIM gain. CONCLUSIONS: Patient characteristics such as motor FIM gain, discharge status, and respondent type were significantly associated, although only slightly, with patient satisfaction in inpatient rehabilitation. Percentage of excellent satisfaction improved at these four facilities after PPS implementation, despite declines in motor FIM gain. The improvement may be the result of numerous ongoing quality-improvement initiatives directed at improving patient satisfaction at these facilities.


Asunto(s)
Hospitales Especializados/economía , Medicare/economía , Satisfacción del Paciente/estadística & datos numéricos , Sistema de Pago Prospectivo , Centros de Rehabilitación/economía , Anciano , Femenino , Encuestas de Atención de la Salud , Hospitales Especializados/normas , Humanos , Modelos Logísticos , Masculino , Persona de Mediana Edad , Centros de Rehabilitación/normas , Ajuste de Riesgo , Factores de Riesgo , Gestión de la Calidad Total , Estados Unidos
18.
J Am Coll Surg ; 203(4): 458-68, 2006 Oct.
Artículo en Inglés | MEDLINE | ID: mdl-17000388

RESUMEN

BACKGROUND: Watchful waiting (WW) has been shown to be an acceptable option in men with asymptomatic or minimally symptomatic inguinal hernias when clinical and patient-reported outcomes are considered. Although WW is likely to be less costly initially when compared with tension-free repair (TFR) because of the cost of the operation, it is not clear whether WW remains the least costly option when longer-term costs are considered. STUDY DESIGN: We conducted a cost-effectiveness analysis of a randomized controlled trial at six community and academic centers. We examined costs, quality-adjusted life-years (QALY), and cost-effectiveness at 2 years of followup. Costs were assessed by applying Medicare reimbursement rates to patients' health-care use, which was obtained by contacting patients' health-care providers. Quality of life was assessed using the Short Form-36 version 2 health-related quality-of-life survey. Of the 724 men randomized, 641 were available for the economic analysis: 317 were randomized to TFR and 324 were randomized to watchful waiting. RESULTS: At 2 years, TFR patients had $1,831 higher mean costs than WW patients (95% CI, $409-$3,044), with 0.031 higher QALY (95% CI, 0.001-0.058). The cost per additional QALY for TFR patients was $59,065 (95% CI, $1,358-$322,765). The probability that TFR was cost-effective at the $50,000 per QALY level was 40%. CONCLUSION: At 2 years, WW was a cost-effective treatment option for men with minimal or no hernia symptoms.


Asunto(s)
Costos de la Atención en Salud , Hernia Inguinal/terapia , Mallas Quirúrgicas/economía , Adulto , Análisis Costo-Beneficio , Estudios de Seguimiento , Hernia Inguinal/economía , Humanos , Masculino , Años de Vida Ajustados por Calidad de Vida , Resultado del Tratamiento
19.
J Womens Health (Larchmt) ; 15(10): 1205-13, 2006 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-17199461

RESUMEN

BACKGROUND: Despite Medicare, medical services are not equally used by elderly women and men in the United States. Our purpose is to examine gender differences in healthcare utilization among older Americans, the persistence of gender differences across race/ethnicity, and the roles of sociodemographic, health, and economic factors to explain differences. METHODS: Data from the 1998-2000 Health and Retirement Study are used to investigate gender differences in use of hospital, outpatient surgery, home health, and physician services. Analyses are controlled for sociodemographic, health (medical conditions, functional health), and economic (income, wealth, education, health insurance) factors. RESULTS: Women are significantly less likely to use hospital service (odds ratio [OR]=0.83) and outpatient surgery (OR=0.85) but are more likely to use home health care (OR=1.27) and physician services (OR=1.45), controlling for sociodemographics. Differences in health needs and economic resources partially mediate the gender differences in physician and home healthcare utilization but do not explain the gender differences in hospital service and outpatient surgery. Notably, African American, Hispanic, and white women compared with men show significantly less use of hospital services. CONCLUSIONS: Gender differences in medical use vary according to the type of services used and are largely consistent across racial/ethnic groups. As the size of the Medicare population increases, promoting equitable use of healthcare resources by both women and men is an important issue in developing healthcare policy and designing public health strategies.


Asunto(s)
Negro o Afroamericano/estadística & datos numéricos , Accesibilidad a los Servicios de Salud/estadística & datos numéricos , Servicios de Salud para Ancianos/estadística & datos numéricos , Hispánicos o Latinos/estadística & datos numéricos , Medicare/estadística & datos numéricos , Población Blanca/estadística & datos numéricos , Anciano , Anciano de 80 o más Años , Atención Ambulatoria/estadística & datos numéricos , Intervalos de Confianza , Femenino , Encuestas de Atención de la Salud , Necesidades y Demandas de Servicios de Salud , Estado de Salud , Hospitalización/estadística & datos numéricos , Humanos , Masculino , Oportunidad Relativa , Estados Unidos/epidemiología
20.
J Am Diet Assoc ; 105(11): 1735-44, 2005 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-16256757

RESUMEN

BACKGROUND: High fruit and vegetable intake is associated with lower risk of hypertension, cardiovascular disease, and cancer. Little is known about the relationship of fruit and vegetable intake to health care expenditures. OBJECTIVE: Examine whether fruit and vegetable intake among middle-aged adults is related to Medicare charges-total, cardiovascular disease, cancer-related-in older age. DESIGN: Participants were grouped into one of three strata according to fruit and vegetable intake, determined from detailed dietary history (1958-1959): less than 14 cups per month, 14 to 42 cups per month, or more than 42 cups per month. Combined intake was classified as low, medium, or high. Medicare claims data (1984-2000) were used to estimate mean annual spending for eligible surviving participants (65 years and older) from the Chicago Western Electric Study: 1,063 men age 40 to 55 and without coronary heart disease, diabetes, and cancer at baseline (1957-1958). Cumulative charges before death (n = 401) were also calculated. RESULTS: Higher fruit and fruit plus vegetable intakes were associated with lower mean annual and cumulative Medicare charges (P values for trend .019 to .862). For example, with adjustment for baseline age, education, total energy intake, and multiple baseline risk factors, annual cardiovascular disease-related charges were 3,128 dollars vs 4,223 dollars for men with high vs low intake of fruit plus vegetables. Corresponding figures were 1,352 dollars vs 1,640 dollars for cancer-related charges and 10,024 dollars vs 12,211 dollars for total charges. Results were generally similar for vegetable intake. CONCLUSION: These findings, albeit mostly not statistically significant, suggest that for men high intake of fruits and fruits plus vegetables earlier in life has potential not only for better health status but also for lower health care costs in older age.


Asunto(s)
Costo de Enfermedad , Frutas , Costos de la Atención en Salud/estadística & datos numéricos , Gastos en Salud/estadística & datos numéricos , Medicare/estadística & datos numéricos , Verduras , Adulto , Anciano , Envejecimiento/efectos de los fármacos , Envejecimiento/fisiología , Enfermedades Cardiovasculares/economía , Enfermedades Cardiovasculares/epidemiología , Estudios de Cohortes , Estado de Salud , Humanos , Estudios Longitudinales , Masculino , Medicare/economía , Persona de Mediana Edad , Análisis Multivariante , Neoplasias/economía , Neoplasias/epidemiología , Estados Unidos
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