Publications by authors named "Asch S"

Although racial segregation is associated with health status, few studies have examined this relationship among Latinos. We examined the effect of race/ethnic group concentration of Latinos, blacks and whites on all-cause mortality rates within a highly segregated metropolitan area, New York City (NYC). We linked NYC mortality records from 1999 and 2000 with the 2000 U.

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Drug related-soft tissue infections (DR-STIs) are a significant source of hospital utilization in inner-city urban areas where injection drug use is common but the magnitude of hospital utilization for DR-STIs outside of inner-city urban areas is not known. We described the magnitude and characteristics of hospital utilization for DR-STIs in urban versus rural counties in California. All discharges from all nonfederal hospitals in California in 2000 with ICD-9 codes for a soft tissue infection and for drug dependence/abuse were abstracted from the California Office of Statewide Health Planning and Development discharge database.

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Background: Incentive-based formularies have been widely instituted to control the rising costs of prescription drugs. To work properly, such formularies depend on patients to be aware of financial incentives and communicate their cost preferences with prescribing physicians. The impact of financial incentives on patient awareness of and communication about those costs is unknown.

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Purpose: As evidence mounts for effectiveness, an increasing proportion of the United States population undergoes colorectal cancer screening. However, relatively little is known about rates of follow-up after abnormal results from initial screening tests. This study examines patterns of colorectal cancer screening and follow-up within the nation's largest integrated health care system: the Veterans Health Administration.

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Objectives: To assess waiting times in emergency departments (EDs) for on-call specialist response and how these might vary by facility or neighborhood characteristics. Limited availability of on-call specialists is thought to contribute to ED overcrowding.

Methods: Direct observational data from a random sample of 1,798 patients visiting 30 California EDs during a six-month period provided specialist waiting times.

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Article Synopsis
  • The study investigated how nearby hospital closures affect ambulance diversion at emergency departments (EDs) in Los Angeles County from 1998 to 2004.
  • Results showed that monthly ambulance diversion hours significantly increased over the years, particularly after a hospital closure led to a temporary rise in diversion hours for nearby EDs.
  • The findings suggest a worrying trend: the ability of EDs to manage increased demand due to closures is decreasing, pointing to a potential crisis in emergency healthcare capacity.
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Background: American adults frequently do not receive recommended health care. The extent to which the quality of health care varies among sociodemographic groups is unknown.

Methods: We used data from medical records and telephone interviews of a random sample of people living in 12 communities to assess the quality of care received by those who had made at least one visit to a health care provider during the previous two years.

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Background: A large proportion of Americans are enrolled in 3-tier pharmacy benefit plans. We studied whether patients enrolled in such plans who receive generic or preferred brand-name agents when initiating chronic therapy were more adherent to treatment than those who received nonpreferred brand-name medications.

Methods: We analyzed pharmacy claims filled between October 1, 2001, and October 1, 2003, from a large health plan for 6 classes of chronic medications: 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors, calcium channel blockers, oral contraceptives, orally inhaled corticosteroids, angiotensin receptor blockers, and angiotensin-converting enzyme inhibitors.

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Objective: As the largest provider of human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome health care services, the Department of Veterans Affairs (VA) has launched a national quality improvement program. As a first step, an assessment of how care for veterans with HIV/acquired immunodeficiency syndrome was organized was conducted.

Methods: Structured surveys were administered to senior HIV clinicians in 118 VA facilities, about local approaches to structuring, staffing, and delivering HIV health services.

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Objectives: The purpose of this study was to review instruments that assess the level of preparedness of state and local public health departments to respond to health threats such as bioterrorism.

Methods: The authors examined 27 published population-based instruments for planning or evaluating preparedness that were mostly unavailable in the peer-reviewed literature. Using the Essential Public Health Services framework, the instruments were evaluated for (1) clarity of measurement parameters, (2) balance between structural and process measures, (3) evidence of effectiveness, and (4) specification of an accountable entity.

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Background: Little is known about the health burden of chronic viral hepatitis in HIV-infected patients. We compared health-related quality of life (HRQOL) of patients with HIV and hepatitis C virus (HCV) or HIV and hepatitis B virus (HBV) coinfection to those with HIV monoinfection.

Methods: Using a nationally representative sample of 1,874 adults with HIV who completed a baseline and two follow-up interviews, we identified those with HIV monoinfection (n = 1,493), HIV-HCV coinfection (n = 279), and HIV-HBV coinfection (n = 122).

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Purpose: To describe the demographic and clinical factors associated with the importance of religiousness and spirituality among patients with human immunodeficiency virus (HIV) infection in the United States.

Methods: Longitudinal study of a nationally representative cohort of 2266 patients receiving care for HIV infection surveyed in 1996 and again in 1998. Measures included 12 items assessing religious affiliation and attendance, the importance of religion and spirituality in life, and religious and spiritual practices.

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Background: The objective of this study was to determine whether participation in a quality improvement (QI) collaborative for heart failure (HF) was associated with better interpersonal aspects of care and health outcomes.

Methods And Results: We conducted a cross-sectional telephone survey of patients in 6 organizations who participated in a QI collaborative for HF (participants, n = 387) and 6 comparable control organizations (controls, n = 414) and measured provider-patient communication, education received, knowledge of HF, self-management behaviors, satisfaction, and quality of life. The participant group patients were more likely to report their doctor and nurse discussed treatment options and reviewed self-management (P < .

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Background: Little is known about the relative incidence of serious errors of omission versus errors of commission.

Objective: To identify the most common substantive medical errors identified by medical record review.

Design: Retrospective cohort study.

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Background: Comprehensive preventive services are recommended for injection drug users (IDU), including screening tests, vaccinations, risk reduction counseling, and sterile syringes. Syringe exchange programs (SEP) may facilitate receipt of preventive services by IDUs, but whether SEP clients receive recommended preventive care is not known. We examined use of recommended preventive services by clients of 23 SEPs throughout California.

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Article Synopsis
  • The study compares the attitudes and experiences of Japanese and U.S. resident physicians in disclosing information about incurable illnesses to patients and their families.
  • Japanese residents were significantly more inclined to involve families in discussions about diagnoses and prognoses compared to their U.S. counterparts, and they often preferred to talk to families first.
  • Both groups reported experiences of deception and nonbeneficial care at the request of families, with high levels of guilt about these actions, indicating a need for better ethical training in navigating end-of-life care decisions.
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Background: Organizationally based, disease-targeted collaborative quality improvement efforts are widely applied but have not been subject to rigorous evaluation. We evaluated the effects of the Institute of Healthcare Improvement's Breakthrough Series (IHI BTS) on quality of care for chronic heart failure (CHF).

Research Design: We conducted a quasi-experiment in 4 organizations participating in the IHI BTS for CHF in 1999-2000 and 4 comparable control organizations.

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Advances in electronic medical record capabilities enable clinical reminders to inform providers when recommended actions are "due" for a patient. Despite evidence that they improve adherence to guidelines, the Veteran's Health Administration (VHA) has experienced challenges in having providers consistently use clinical reminders as intended. In this paper, we describe how multiple methods were used to opportunistically triangulate, or "bootstrap," an understanding of barriers to the effective use of clinical reminders in the VHA.

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Objective: Evidence-based practices in preventive care and chronic disease management are inconsistently implemented. Computerized clinical reminders (CRs) can improve compliance with these practices in outpatient settings. However, since clinician adherence to CR recommendations is quite variable and declines over time, we conducted observations to determine barriers and facilitators to the effective use of CRs.

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The authors used a real-time survey instrument and subsequent focus group among primary care clinicians at a large healthcare system to assess usefulness of automated drug alerts. Of 108 alerts encountered, 0.9% (n = 1) represented critical alerts, and 16% (n = 17) were significant drug interaction alerts.

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BACKGROUND: We aimed to determine optimal strategies for complete mortality ascertainment comparing death certificates and United States (US) Veterans Administration (VA) records. METHODS: We constructed a cohort of California veterans who died in fiscal year (FY) 2000 and used VA services the year before death. We determined decedent status using California death certificates linked to VA utilization data and the VA Beneficiary Identification and Records Locator System (BIRLS) death file.

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Background: Three-tier pharmaceutical benefit systems use graded co-payments to steer patients toward "preferred" formulary medications.

Objectives: To evaluate physicians' knowledge of formularies and out-of-pocket costs in such systems, as well as their perceived responsibility for helping patients manage out-of-pocket costs.

Study Design: Self-administered written survey.

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Purpose: To explore patient preferences to aid in the development of quality measures to assess quality of health care for people living with human immunodeficiency virus/acquired immunodeficiency disease (HIV/AIDS).

Method: This study involved three 2-hour focus groups with 29 people living with HIV/AIDS in Portland, Oregon, and San Francisco, California. Eighteen quality of care indicators for HIV/AIDS health care were presented to each group and quantitative rankings were obtained.

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Background: Despite heavy recent emphasis on blood pressure (BP) control, many patients fail to meet widely accepted goals. While access and adherence to therapy certainly play a role, another potential explanation is poor quality of essential care processes (QC). Yet little is known about the relationship between QC and BP control.

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