Publications by authors named "Cathryn A Carroll"

Objectives: Various minimal clinically important difference (MCID) threshold estimation techniques have been applied to seasonal allergic rhinitis (SAR). The objectives of this study are to (i) assess the difference in magnitude of alternative SAR MCID threshold estimates and (ii) evaluate the impact of alternative MCID estimates on health technology assessment (HTA).

Methods: Data describing change from baseline of the reflective Total Nasal Symptom Score (rTNSS) for four intranasal SAR treatments were obtained from United States Food and Drug Administration-approved prescribing information.

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Background: Excessive daytime sleepiness affects nearly 20% of the general population and is associated with many medical conditions, including shift work disorder (SWD), obstructive sleep apnea (OSA), and narcolepsy. Excessive sleepiness imposes a significant clinical, quality-of-life, safety, and economic burden on society.

Objective: To compare healthcare costs for patients receiving initial therapy with armodafinil or with modafinil for the treatment of excessive sleepiness associated with OSA, SWD, or narcolepsy.

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Purpose/aim Of The Study: Trials of dimethyl fumarate (DMF) and teriflunomide, two new oral therapies for relapsing-remitting multiple sclerosis (RRMS) were recently published [1, 2, 3]. A comparison of their safety against glatiramer acetate-a prevalent injectable treatment-is relevant to inform therapy-switching decisions. The study objective was to conduct a systematic review and mixed treatment comparison of total AEs in RCTs of dimethyl fumarate 240 mg bid (DMF2) or tid (DMF3), glatiramer acetate 20 mg injectable daily (GA), and teriflunomide 7 mg (TERI7) or 14 mg (TERI14) daily in RRMS patients.

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Background: For patients with multiple sclerosis (MS), previous research identified key disease sequelae as important cost drivers and suggested that among users of disease-modifying drugs (DMDs) in 2004, DMDs represented 73% of the total cost of care. More recent studies were limited to incident disease/treatment and/or excluded DMDs from cost estimates. To support contemporary pharmacoeconomic analyses, the present study was conducted to provide updated information about MS-related costs and cost drivers including DMDs.

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Objective: To assess predictors and costs of multiple sclerosis (MS) relapse, a potential outcome measure in payer-manufacturer risk-sharing agreements for disease-modifying drugs (DMDs).

Methods: A retrospective cohort analysis of medical/pharmacy claims was used. Study patients had ≥1 DMD (interferon beta, glatiramer, natalizumab) claim, without DMD claims in a 6-month pre-period before DMD initiation; were aged 18-64 years and continuously enrolled from the pre-period through a 24-month post-period; and had ≥2 MS medical claims during the 30-month study period.

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Objective: To assess predictors of achievement of 80% Medication Possession Ratio (MPR) in patients receiving manufacturer-provided self-management services for relapsing-remitting multiple sclerosis (RRMS) patients taking glatiramer acetate (Copaxone).

Methods: De-identified patient records were selected for study inclusion if patients had been (1) continuously enrolled in one or more aspects of the self-management program for a minimum of 24 months and had adherence measured by MPR between the values of zero and one. Baseline patient univariate measures were assessed using chi-squared statistics for categorical variables and Analysis of Variance (ANOVA) for continuous variables.

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Questions surrounding the optimal level of academic preparation for nurses entering the workforce appear to be nearing consensus. However, in most organizations, the existing nursing workforce includes nurses of various ages, amounts of experience, and levels of academic preparation. All nurses serve an important role in caring for patients.

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Concerns about pending retirement of nurses working in the operating room (OR) are undeniable. The nurses' work environment and level of perceived support is part of the equation of why a nurse may choose to retire or stay in the workforce. This study compares nurses' perceptions of the work environment between OR nurses and nurses who work in other type units; and compares the work environment perceptions of OR nurses between institutions of two sizes (<300 beds and >300 beds).

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This study examined the differences between nurses' (N = 3,337) scores on organizational support, workload, satisfaction, and intent to stay between Magnet, Magnet-aspiring, and non-Magnet hospitals. The study was conducted using the Individual Workload Perception Scale, a valid and reliable tool with 32 Likert scale items, with nurses from 11 states, 15 institutions, and 292 diverse units. Results indicate that nurses at Magnet hospitals had significantly better scores on all subscales.

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Context: Effective recruitment and retention of professional nurses is a survival strategy for health care facilities, especially in rural areas.

Purpose: This study examines the use of the Individual Workload Perception Scale to measure nurse satisfaction by a small rural hospital in order to make positive changes in the work environment for nurses.

Methods: Baseline work environment perceptions of nurses employed in a rural Kentucky hospital were assessed using the Individual Workload Perception Scale, a validated 38-item instrument.

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This study assessed whether pediatric nurse perceptions of the work environment differed (1) from nurses employed in nonpediatric settings, (2) by the type of pediatric practice setting, or (3) by year of birth. The results of the study suggested that pediatric nurses had more positive perceptions of unit support, workload, and overall nurse satisfaction than their colleagues working in nonpediatric facilities. Specific to pediatrics, younger nurses and those working in critical care settings seemed to be the happiest with their work environment.

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Objectives: To compare health care utilization and expenditures for healthy-weight patients, overweight patients, and patients with diagnosed and undiagnosed obesity and to examine factors associated with a diagnosis of obesity.

Design: Retrospective study using claims data from a large pediatric integrated delivery system.

Setting: An urban academic children's hospital.

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The models outlined above represent alternative constructs for examining factors that may or may not influence human health in a positive manner. If the economic framework seems more theoretical than actionable, consider an alternative framework that has been advanced by the American Hospital Association and described in Table I. Regardless of the framework adopted, work to improve the health care system and its financing will be hard, irrespective of whether incremental or wholesale changes are made.

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Multiple stakeholders have sought regulatory and nonregulatory strategies to address nursing workforce and patient safety concerns. This study examines differences in nurses' work environment perceptions. Approximately 4,000 nurses employed in 10 states provided their perceptions of key characteristics of their work environment using the Individual Workload Perception Scale.

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Labor costs for two versus one full-time nurse manager were compared. Results revealed reductions in nursing costs per patient day. These results suggest that innovative models may hold promise as organizations struggle to retain nurses and decrease costs.

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This paper aims to evaluate the relationship between capitation payment methodology and the physician organization cost function. The paper provides evidence supporting a positive relationship between overhead rates and the level of capitation. Based on sample data, US medical practices whose net medical revenue consists of 11 percent or more capitation payments have significantly higher overhead costs per physician FTE.

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This report describes an innovative training program designed to foster entrepreneurship and professionalism in students interested in the field of medical informatics. The course was developed through a private-public interinstitutional collaboration involving four academic institutions, one private firm specializing in health care information management systems, and a philanthropic organization. The program challenged students to serve in multiple roles on multidisciplinary teams and develop an innovative hand-held solution for drug information retrieval.

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Purpose: The impact of cost-containment strategies on prescription drug utilization and costs in an ambulatory care safety-net-provider setting was studied, along with the impact of these strategies on patient out-of-pocket expenditures.

Methods: Aggregate monthly prescription drug cost and utilization data were obtained from a health system's outpatient pharmacy computer system for the targeted clinic. The data represented approximately 42,000 patient visits over 38 months.

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Background: In the Heart Outcomes Prevention Evaluation (HOPE) Study, the angiotensin-converting enzyme (ACE) inhibitor ramipril was shown to significantly reduce the relative risk of stroke by 32% in high-risk cardiovascular patients (P < 0.001). However, the study did not examine the economic implications of these findings.

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Objective: Because today's nursing workforce faces a multitude of stressors, the objective of this study was to describe stress, strain, and coping across institution types for inpatient registered nurses (n = 694), and to identify the influence of age on these findings.

Methods: This study, using a multi-site, mixed methods approach, provides data to support more focused interventions that address the challenges of specific types of stressors and age cohort needs.

Results: The worst scores for sub-scales addressing stress and strain for this sample of inpatient nurses were problems associated with physical environment and responsibility.

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Objective: To estimate differences in direct costs attributable to avoided hospitalizations and procedures during the years of the HOPE (Heart Outcomes Prevention Evaluation) study after the cost of treatment with ramipril or alternative angiotensin-converting enzyme inhibitor therapy was taken into account.

Methods: A decision analytical model was developed to estimate the economic impact of reductions in hospitalizations and/or procedures both at annual increments and over the first 4 years of the HOPE study. The analysis compared the number of cardiovascular events per endpoint per year in the intervention and placebo group with hospitalization and procedural costs.

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Many experts believe it is time to do something about the high number of medical errors and adverse events highlighted in the recent IOM report. This article examines how front line managers can use a valuable quality improvement/assurance tool--the statistical process control chart--to track and analyze medical error rates. It includes a step-by-step guide to the creation and interpretation of a demonstration chart, discusses potential barriers to the use of statistical process control charts, and suggests ways to overcome those barriers.

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