Health Services Research articles from February 2000

Health Services Research archives from February 2000

Identifying and Assessing the Null Hypothesis.
February 1, 2000... Most research studies develop an implicit or explicit model, derive one or more hypotheses, and then use statistical tests to support or reject the hypotheses. In many instances, the investigator tests the relatively simple hypothesis that a...

The Behavioral Model for Vulnerable Populations: Application to Medical Care Use and Outcomes for Homeless People.
February 1, 2000... Objectives. (1) To present the Behavioral Model for Vulnerable Populations, a major revision of a leading model of access to care that is particularly applicable to vulnerable populations; and (2) to test the model in a prospective study...

Healthcare Use by Homeless Persons: Implications for Public Policy.(Brief Article)(Editorial)
February 1, 2000... In this issue, Gelberg, Andersen, and Leake present findings from an important study that examines the use of healthcare by homeless persons. Reading this valuable article, we could only recall what that famous philosopher, Pogo, had to say:...

Rigor at the Expense of Relevance Equals Rigidity: Where to Next in the Study of Medical Care Utilization?
February 1, 2000... The Phillips et al. article published in the August 1998 issue of Health Services Research, and titled "Understanding the Context of Healthcare Utilization: Assessing Environment and Provider-related Variables in the Behavioral Model of...

Reply to Rohrer Commentary.
February 1, 2000... We appreciate Dr. Rohrer's interest in our article and thank him for his letter. Dr. Rohrer points out several limitations of utilization studies that have used the behavioral model: measurement error in the dependent variable, low explained...

The Impact of Utilization Management on Readmissions Among Patients with Cardiovascular Disease.
February 1, 2000... Objective. To determine if prospective utilization reviews that lead to reduced hospital length of stay (LOS) relative to days requested by an attending physician affect the likelihood of readmission for privately insured patients with...

The Direct and Indirect Effects of Cost-Sharing on the Use of Preventive Services.
February 1, 2000... Objective. To test empirically a model for estimating the direct and indirect effects of different forms of cost-sharing on the utilization of recommended clinical preventive services. Data Sources/Settings. Stratified random sample of...

Associations Among Hospital Capacity, Utilization, and Mortality of U.S. Medicare Beneficiaries, Controlling for Sociodemographic Factors.
February 1, 2000... Objective. To explore whether geographic variations in Medicare hospital utilization rates are due to differences in local hospital capacity, after controlling for socioeconomic status and disease burden, and to determine whether greater...

Does Reengineering Really Work? An Examination of the Context and Outcomes of Hospital Reengineering Initiatives.
February 1, 2000... Objective. To examine the effect of reengineering on the competitive position of hospitals. Although many promises have been made regarding outcomes of process reengineering, little or no research has examined this issue. This article provides...

Measuring Hospital Efficiency: A Comparison of Two Approaches.
February 1, 2000... Objective. To compare the results of scoring hospital efficiency by means of two new types of frontier models, Data Envelopment Analysis (DEA) and stochastic frontier regression (SFR). Study Setting. Financial records of Florida acute care...