77 research outputs found

    Does Where You Are Admitted Make a Difference? An Analysis of Medicare Data

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    This study investigated whether the type of hospital in which a Medicare beneficiary is admitted for hip fracture, stroke, coronary heart disease, or congestive heart failure matters in terms of amount and timing of Medicare payments and survival. In total, government hospitals were the least expensive for Medicare, with major teaching hospitals being most expensive within 6 months of admission after the index even. Survival was best in major teaching hospitals. When considering payments subsequent to those for the initial hospitalization, Medicare spent more for patients admitted to for-profit hospitals than for those admitted to other non-teaching facilities survival. Payments on behalf of patients treated in for-profit hospitals were higher for Medicare Part B and home health, especially during the first two months following discharge from the initial hospital. Results of our research suggest that Medicare has a definite financial interest in where Medicare beneficiaries are admitted for their hospital care.

    Testing both affordability-availability and psychological-coping mechanisms underlying changes in alcohol use during the COVID-19 pandemic

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    Two theoretical perspectives have been proffered to explain changes in alcohol use during the pandemic: the ‘affordability-availability’ mechanism (i.e., drinking decreases due to changes in physical availability and/or reduced disposable income) and the ‘psychological-coping’ mechanism (i.e., drinking increases as adults attempt to cope with pandemic-related distress). We tested these alternative perspectives via longitudinal analyses of the COVID-19 Psychological Consortium (C19PRC) Study data (spanning three timepoints during March to July 2020). Respondents provided data on psychological measures (e.g., anxiety, depression, posttraumatic stress, paranoia, extraversion, neuroticism, death anxiety, COVID-19 anxiety, intolerance of uncertainty, resilience), changes in socio-economic circumstances (e.g., income loss, reduced working hours), drinking motives, solitary drinking, and ‘at-risk’ drinking (assessed using a modified version of the AUDIT-C). Structural equation modelling was used to determine (i) whether ‘at-risk’ drinking during the pandemic differed from that recalled before the pandemic, (ii) dimensions of drinking motives and the psychosocial correlates of these dimensions, (iii) if increased alcohol consumption was predicted by drinking motives, solitary drinking, and socio-economic changes. The proportion of adults who recalled engaging in ‘at-risk’ drinking decreased significantly from 35.9% pre-pandemic to 32.0% during the pandemic. Drinking to cope was uniquely predicted by experiences of anxiety and/or depression and low resilience levels. Income loss or reduced working hours were not associated with coping, social enhancement, or conformity drinking motives, nor changes in drinking during lockdown. In the earliest stage of the pandemic, psychological-coping mechanisms may have been a stronger driver to changes in adults’ alcohol use than ‘affordability-availability’ alone

    Risk Factors for and Clinical Outcome of Congenital Cytomegalovirus Infection in a Peri-Urban West-African Birth Cohort

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    BACKGROUND: Congenital cytomegalovirus (CMV) infection is the most prevalent congenital infection worldwide. Epidemiology and clinical outcomes are known to vary with socio-economic background, but few data are available from developing countries, where the overall burden of infectious diseases is frequently high. METHODOLOGY/PRINCIPAL FINDINGS: As part of an ongoing birth cohort study in The Gambia among term infants, urine samples were collected at birth and tested by PCR for the presence of CMV DNA. Risk factors for transmission and clinical outcome were assessed, including placental malaria infection. Babies were followed up at home monthly for morbidity and anthropometry, and at one year of age a clinical evaluation was performed. The prevalence of congenital CMV infection was 5.4% (40/741). A higher prevalence of hepatomegaly was the only significant clinical difference at birth. Congenitally infected children were more often first born babies (adjusted odds ratio (OR) 5.3, 95% confidence interval (CI) 2.0-13.7), more frequently born in crowded compounds (adjusted OR 2.9, 95%CI 1.0-8.3) and active placental malaria was more prevalent (adjusted OR 2.9, 95%CI 1.0-8.4). These associations were corrected for maternal age, bed net use and season of birth. During the first year of follow up, mothers of congenitally infected children reported more health complaints for their child. CONCLUSIONS/SIGNIFICANCE: In this study, the prevalence of congenital CMV among healthy neonates was much higher than previously reported in industrialised countries, and was associated with active placental malaria infection. There were no obvious clinical implications during the first year of life. The effect of early life CMV on the developing infant in the Gambia could be mitigated by environmental factors, such as the high burden of other infections.Journal ArticleResearch Support, Non-U.S. Gov'tinfo:eu-repo/semantics/publishe

    SEMIPARAMETRIC ESTIMATION OF MULTIPLE EQUATION MODELS

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    The effect of the tobacco settlement and smoking bans on alcohol consumption

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    In the last few years, the price of cigarettes has increased considerably in the USA. In addition, a number of states have also imposed smoking bans. These increases in the cost and barriers to smoking have created a natural experiment to study relationships between smoking and drinking behaviors. In this study, we employ data from the first six waves of the Health and Retirement Survey (HRS) to analyze the effects of smoking bans and cigarette prices on alcohol consumption. We also test if past cigarette and alcohol consumption affect current alcohol consumption as predicted by co-addiction models. We estimate dynamic panel models using GMM estimators. Our approach allows us to obtain consistent estimates irrespective of the number of time periods. The three main findings of this study are: (1) there is positive reinforcement effect of past cigarette consumption on current alcohol consumption, (2) smoking bans reduce alcohol consumption and (3) there is a positive effect of cigarette prices on alcohol consumption. Copyright © 2004 John Wiley & Sons, Ltd.

    Distance decreases with differentiation: Strategic agglomeration by retailers

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    Theory predicts intense price competition results when firms cluster with rivals. Yet, strong evidence of clustering is found in previous empirical research. Researchers typically measure clustering by comparing observed location patterns to random assignment. The random assignment benchmark does not, however, account for zoning and geography and therefore might overstate the extent of strategic agglomeration. As evidence, we find that public elementary schools cluster more than random, not because of agglomeration economies, but due to demand density and limited location options. We argue that a better measurement of strategic agglomeration is to compare across product markets with similar zoning and other location restrictions but different benefits from agglomeration. We use L-function analysis of five product markets in five cities. We find that retailers with greater ability to differentiate their products are more likely to strategically cluster.Agglomeration Location Differentiation Retail Alcohol

    Public Subsidies, Private Provision of Care and Living Arrangements of the Elderly.

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    The authors examine the effects of public subsidies on the living arrangements of the disabled elderly who choose among living independently, living in an intergenerational household, and entering a nursing home. After quantifying effects of state policies on each arrangement, they estimate the model using multinominal probit and data from the National Long-Term Care Survey. Direct subsidies for nursing home care and state policies which limit nursing home beds or reimbursement significantly affect the choice of living arrangement. State policies which subsidize community living have little effect on nursing home entry, although they increase the probability of living independently. Copyright 1996 by MIT Press.
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