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Biomedical subjects

Ashley N Hedeen

Publications and source records attributed to Ashley N Hedeen.

7 recordsLinked to original sources

Adherence with statin therapy in secondary prevention of coronary heart disease in veterans administration male population.

This retrospective cohort study enrolled 8,768 male Veterans Administration patients with coronary heart disease who were prescribed statins from July 1, 1999, to June 30, 2000. After 18 months of follow-up, 71% of the patients had been dispensed >or=80% of the medication. Our population's persistence in using statins was higher than in other open-population cohorts but lower than in randomized controlled trials.

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Evaluation of the Department of Veterans Affairs community-based outpatient clinics.

OBJECTIVE: This paper describes the history of the Department of Veterans Affairs (VA) Community-Based Outpatient Clinics (CBOCs), CBOC Performance Evaluation Project, and characteristics of CBOCs within the VA, and summarizes the findings and implications of the CBOC Performance Evaluation Project. SUBJECTS: There were 139 CBOCs in operation at the end of fiscal year 1998. Ninety-eight percent of CBOCs offered primary health care, and 28% offered primary health care and primary mental health care. The average CBOC was 70.7 miles from its parent VAMC. Sixty-one percent of the CBOCs were located in urban areas and 39% were in rural areas. Sixty-four percent of the CBOCs were VA-staff and 36% were contract. RESULTS: The details of the project's findings are reported in four companion papers that describe, respectively, health care access and utilization, cost of care, patient perceptions of care, and quality of care in VA CBOCs. For most measures, CBOC performance was equivalent to their parent VAMCs. However, there were a few areas of potential concern: CBOCs had fewer patients that reported having one provider or team in charge of care; CBOC patients had fewer specialty visits; and CBOCs served a smaller percent of women and black persons. CONCLUSION: CBOCs appear to be performing comparably to their parent medical centers but will benefit from ongoing monitoring.

Community Health Centers↗

VA community-based outpatient clinics: access and utilization performance measures.

OBJECTIVES: The purpose of this study was to compare access and utilization performance measures between Community-Based Outpatient Clinics (CBOC) and primary care clinics at parent VA Medical Centers (VAMC) and between VA-staff CBOCs and contract CBOCs. METHODS: The study design was cross-sectional and retrospective. Performance measures were based on data routinely collected for administrative and research purposes by the VA. The sample included all primary care patients (n = 37,084) treated at the 38 CBOCs opened before 4/1/98 (30 VA-staff and 8 contract) and all primary care patients (n = 318,369) treated at the 32 parent VAMCs. Six months of service use data were used to derive the access and utilization performance measures. Multivariate regression analyses were used to control for observable casemix differences. RESULTS: CBOCs are attracting new high priority patients to the VA health care system. CBOC patients had more primary care encounters and fewer specialty encounters than patients in the primary care clinics of the parent VAMCs. VA-staffed CBOC patients had more primary care encounters and fewer specialty encounters than contract CBOC patients. CONCLUSIONS: CBOCs are helping the VA achieve its goals of attracting new patients and shifting the focus of care from the specialty to the primary care setting.

Community Health Centers↗

VA community-based outpatient clinics: quality of care performance measures.

BACKGROUND: The Veterans Health Administration (VHA) recently initiated a system of Community-Based Outpatient Clinics (CBOCs) to enhance delivery of primary care to veterans. OBJECTIVE: The objective of this study was to compare quality of care provided to veterans at CBOCs and at traditional hospital-based VA Medical Center (VAMC) clinics. RESEARCH DESIGN: Quality of care was assessed using medical record data abstracted at CBOCs and VAMCs. The analysis used a logistic regression model that allowed for possible within-facility correlation and controlled for patient differences between facilities. SUBJECTS: The study included 4768 patients from 20 geographically diverse CBOCs and 2433 patients from the 20 VAMCs associated with these CBOCs. MEASURES: Quality of care was measured using 7 Prevention Index (PI) indicators and 9 Chronic Disease Care Index (CDCI) indicators, which assess compliance with nationally recognized guidelines for primary prevention, early disease detection, and care of patients with chronic disease. RESULTS: In the overall CBOC versus VAMC comparisons, performance was not significantly different on 15 of the 16 PI and CDCI indicators. In the comparisons between individual CBOCs and VAMCs pairs, 5 out of 20 CBOCs performed significantly below the affiliated VAMC on 4 or more indicators. CONCLUSIONS: These results suggest that CBOCs overall are providing a similar level of quality of care as VAMCs based on the PI and CDCI, although performance at several individual CBOCs fell below their affiliated VAMC on some indicators. Therefore, it appears that CBOCs are a valid approach for providing quality primary care to veterans.

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VA community-based outpatient clinics: performance measures based on patient perceptions of care.

BACKGROUND: The Department of Veterans Affairs (VA) recently initiated a system of Community- Based Outpatient Clinics (CBOCs) to enhance delivery of primary care to veterans. OBJECTIVE: The objective of this study was to determine the effect of CBOCs on patients' perceptions of care. RESEARCH DESIGN: The study design is a cross-sectional survey. SUBJECTS: This study compares 4,980 patients from 44 geographically diverse CBOCs to 4,159 patients from 36 parent VA Medical Center primary care clinics administratively and geographically associated with the CBOCs studied. MEASURES: Survey data were obtained from the 1998 VA National Outpatient Customer Satisfaction Survey which assesses eight multiitem scales addressing access and timeliness of care, education/information, patient preferences, emotional support, coordination of care, courtesy, and specialty care access. Each scale was evaluated based upon item responses that indicate a problem with care. The survey also contained SF-12 health status measures used for case-mix adjustment. RESULTS: Multivariate logistic regression controlling for patient health status measures revealed that CBOC patients reported fewer problems with care than VA-based patients on 7 of 8 scales though the absolute differences were small for most of the scales. The largest difference was observed for the access/timeliness scale. Significant differences between VA-staff and contract CBOCs were not observed. CONCLUSIONS: These results suggest that veterans participating in VA's initiative to provide primary care in community-based settings report no more than, and in some dimensions fewer problems with care compared with veterans who receive care in VAMC clinics.

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VA community-based outpatient clinics: cost performance measures.

OBJECTIVE: To examine the direct costs of treating veterans in Community-Based Outpatient Clinics (CBOC) and primary care clinics operated by VA medical centers (VAMCs) between April 1998 and September 1998. RESEARCH DESIGN: In a retrospective observational study of patients in eighteen CBOCs and fourteen VAMCs, direct costs were compared. In addition, the costs of treating patients in new and established CBOCs were also examined. MEASURES: The three types of costs examined include direct cost per primary care visit, direct primary care cost per patient, and total direct cost per patient in ordinary least squares regressions with facility-specific random effects. Indirect costs for overhead and administration were excluded. All cost comparisons controlled for patient characteristics and case-mix differences via the Diagnostic Cost Group methodology. RESULTS: Results indicate that CBOC patients and VAMC patients had similar direct primary care costs on a per visit and per patient basis. Total direct costs for CBOC patients were lower compared with VAMC patients, because of lower specialty and ancillary care costs. Patients in new CBOCs had similar primary, specialty, ancillary and inpatient care costs when compared with patients in established CBOCs. CONCLUSION: Lower total costs for CBOC patients may be a consequence of substituting primary care at CBOCs for expensive specialty and ancillary care at VAMCs. CBOCs may be an alternative approach to providing care to veterans at a lower cost than traditional delivery models based in VA Medical Centers.

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