Publications by authors named "Karen Hannah"

Rationale, Aims And Objectives: To determine whether US home health agencies that intensively engaged with the 2010 Home Health Quality Improvement National Campaign were more likely to reduce acute care hospitalization (ACH) rates than less engaged agencies.

Method: We included all Medicare-certified agencies that accessed Campaign resources in the first month of the Campaign and also responded to an online survey of resource utilization at month two. We used the survey data and item response theory to estimate a latent construct we called engagement with the campaign.

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Prescription drug abuse, misuse, addiction, and diversion have reached epidemic proportions in the United States. The elimination of the burden of these activities on the healthcare system, the criminal justice system and society as a whole requires a multifaceted approach. Before resolution of these issues around prescription drugs can occur, a clear understanding of the cultures leading to these activities is required.

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Abuse and diversion of controlled substances are well-known problems in West Virginia and nationally. The costs to our society in both dollars and human capital are substantial. These problems touch groups as diverse as law enforcement, medical professionals, government leaders, addiction specialists, pain specialists, social workers, educators and regulatory boards, among others.

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Lower extremity amputation (LEA) is a serious complication of diabetes. We sought to determine whether quality of ambulatory care affects risk of LEA. We conducted a claims-based case-control study of 409 Medicare beneficiaries younger than age 75 with diabetes and LEA between January 1, 2003, and December 31, 2005.

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Purpose: We assessed the impact of the severe influenza vaccine shortage of 2004 on individual physicians' immunization performance.

Methods: Using 1998-2004 Medicare claims data, we monitored the physician continuity rate (proportion of patients receiving influenza immunization from a physician in 1 year who received a subsequent immunization from the same physician the subsequent year) and other clinician rate (proportion of patients with claims from 1 physician in 1 year with a claim from another clinician the subsequent year) in West Virginia Medicare beneficiaries from 2000-2004. We examined vaccine claim trends by clinician and surveys of self-reported immunization to determine whether patients received vaccine from nonphysician clinicians or went without immunization each year.

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Adverse drug events significantly increase length of stay and costs of hospitalization but are underreported in health care institutions. We hypothesized that hospitals could improve the accuracy of adverse drug event self-reporting by comparing adverse drug events recorded in an occurrence reporting tool with those detected by surveillance of "rescue" drugs administered to treat adverse drug events. We conducted a prospective cohort study of all adult inpatient discharges from a 200-bed rural acute care hospital in West Virginia during a 6-month period.

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Randomized trials have shown that angiotensin converting enzyme inhibitors (ACEIs) reduce mortality and morbidity and improve symptoms in many patients with heart failure. However, recent data show that the rate of ACEI prescriptions in West Virginia Medicare beneficiaries diagnosed with heart failure is not increasing. Data from the charts of patients who were discharged from 44 acute care hospitals during 2000 and 2001 were obtained, and these data were matched with current beneficiary data to determine if and when the patient died subsequent to the hospitalization of record.

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Background: Reducing the risk of influenza and pneumococcal disease in older adults is a long-standing goal of Medicare's Quality Improvement Organization (QIO) program and parallels the Joint Commission's National Patient Safety Goal 10.

Addressing The Goal: Since 1999 the West Virginia Medical Institute has worked with a statewide partnership of health organizations on a program to improve influenza and pneumonia vaccination rates in hospitalized Medicare beneficiaries. Methods included education, audit and feedback, toolkits, and training meetings.

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This article describes the development, implementation and analysis of an ongoing prospective physician supply survey of the largest acute care hospitals in West Virginia. This survey was designed to assess changes in availability of physicians in key specialties from 2001-2004, a period of years that included a "malpractice insurance crisis." The malpractice crisis in this article describes the period of time in 2001-2002 when medical malpractice insurance rates increased abruptly in West Virginia and a number of physicians publicized their departure from practice in the state.

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