Publications by authors named "Bunny J Pozehl"

Background: Multidrug, guideline-directed medical therapy (GDMT) improves mortality and hospitalizations for heart failure (HF), but little is known about how optimization of multidrug GDMT influences patient-reported outcomes. Trials of single GDMT medications demonstrate improvements in patient-reported outcomes; however, the effect of the multidrug GDMT regimen on patient-reported outcomes is unclear.

Objective: The objective of this study is to determine how multidrug optimization during a multidisciplinary, advanced practice provider HF clinic impacted patient-reported symptoms and quality of life in adults with HF.

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Aims: Adults with heart failure with preserved ejection fraction (HFpEF) responded more favourably to an exercise intervention compared with those with reduced ejection fraction. This study explores factors that contributed to this response, focusing on the qualitative perceptions of adults with HFpEF enrolled in an exercise intervention.

Methods And Results: This qualitative descriptive study is a secondary analysis of longitudinal interviews collected at 3, 6, 12, and 18 months from participants with HFpEF enrolled in a randomized controlled trial testing an intervention to promote adherence to exercise.

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There has been a paradigm shift to partner with family caregivers by actively involving them in the direct care of the patient throughout the critical illness trajectory. Before effectively engaging family members in patient care, clinicians must assess characteristics and circumstances that may affect caregiver readiness to assume a caregiving role in the intensive care unit (ICU). To determine how demographic, clinical, and psychological factors are related to characteristics of family caregiver readiness to engage in ICU patient care.

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Guided by Individual and Family Self-Management Theory, the purpose of this cross-sectional study was to describe patient care activities that family caregivers endorsed and performed while visiting their family member in the ICU. We found that caregivers wanted to be involved in ICU patient care and had preferences for the care they wanted to perform with their critically ill family member. More than 80% preferred to perform tasks related to daily grooming, communication, and education.

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Background: Despite exercise being one of few strategies to improve outcomes for individuals with heart failure with preserved ejection fraction (HFpEF), exercise clinical trials in HFpEF are plagued by poor interventional adherence. Over the last 2 decades, our research team has developed, tested, and refined Heart failure Exercise And Resistance Training (HEART) Camp, a multicomponent behavioral intervention to promote adherence to exercise in HF. We evaluated the effects of this intervention designed to promote adherence to exercise in HF focusing on subgroups of participants with HFpEF and heart failure with reduced ejection fraction (HFrEF).

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Importance: Post-operative risk is increased with frail individuals undergoing cardiac surgery. Yet, there is no consensus for frailty assessment prior to durable left ventricular assist device (dLVAD) evaluation.

Objective: The objectives of this integrative review were to describe frailty measures, examine psychometrics of measures used, and identify variables related to frailty in heart failure with reduced ejection fraction (HFrEF) and dLVAD populations.

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Aims: A cardiopulmonary exercise (CPX) test is considered the gold standard in evaluating maximal oxygen uptake. This study aimed to evaluate the predictive validity of equations provided by Burr et al., Ross et al.

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Sleep-wake disturbances have been associated with episodic memory loss, but past studies were limited by use of single measures of objective or perceived disturbances. Notably, cognitive reserve and depressive symptoms have been associated with sleep-wake disturbances and poorer episodic memory in older adults. The aims of this study were to determine the relationship between episodic memory and sleep-wake disturbances using objective and perceived measures in older adults and to examine cognitive reserve and depressive symptoms as moderators of this relationship.

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Left ventricular assist devices (LVAD) are a common treatment for advanced heart failure (HF) to improve ventricular function, symptoms, and health-related quality of life (HRQOL). Many LVAD recipients travel long distances from rural areas for LVAD implantation and follow-up care. Individuals with HF in rural settings who have not undergone LVAD implantation have reported poor HRQOL.

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Multiple chronic conditions (MCC) are becoming increasingly common and self-management (SM) interventions to address MCC are emerging. Prior reviews have broadly examined SM interventions in MCC; however, interventional components were not thoroughly described. Components of SM interventions that have been delivered to individuals with MCC were identified.

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Background: Regular exercise training has beneficial effects on quality of life, physical function, depression and anxiety in individuals with heart failure. Unfortunately, individuals with heart failure have low levels of adherence to exercise. Thus, studies are needed to assess intervention strategies which may enhance clinical outcomes.

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People compare themselves to others for self-evaluation, practical information, and motivation for healthy behaviors. The effect of active peer models on comparative thinking is unknown. The purpose of this 12-week, randomized, two-group pilot study was to evaluate the effect of a workplace peer modeling intervention on self-efficacy, motivation, and comparative thinking.

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Background: Few exercise training studies in patients with heart failure (HF) report adherence to guideline-recommended 150 minutes of moderate-intensity exercise per week, and no studies have focused on a primary outcome of adherence.

Methods And Results: This randomized controlled trial evaluated the effect of a multicomponent intervention, Heart Failure Exercise and Resistance Training (HEART) Camp, on adherence to exercise (after 6, 12, and 18 months) compared with an enhanced usual care (EUC) group. Patients (n = 204) were 55.

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Impaired episodic memory in older adults has been linked to many factors. One of these factors is sleep disturbances, which are reported by more than 50% of older adults. The relationship between episodic memory and sleep disturbances remains unclear, however, because of the multiple types of measures of sleep and episodic memory used in previous studies.

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Background: Few studies report objective accelerometer-measured daily physical activity levels in patients with heart failure (HF).

Objective: We examined baseline accelerometer-measured physical activity from the Heart Failure Exercise and Resistance Training Camp trial, a federally funded (R01-HL112979) 18-month intervention study to promote adherence to exercise in patients with HF. Factors associated with physical activity levels were also explored.

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This secondary analysis describes sleep and health-related factors in healthy overweight and obese mid-life and older rural women enrolled in the" Women Weigh-In for Wellness" randomized clinical trial. The aim of the trial was to promote healthy behaviors and weight-loss. We analyzed demographic, anthropometric, and biomarker variables, self-reported measurements of sleep disturbance and pain interference, and objective 24-h sleep/wake patterns at baseline, 6 months, and the change over time.

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Background: Adherence to the Heart Failure Society of America (HFSA) 2010 guidelines recommending 30 minutes of supervised moderate intensity exercise five days per week is difficult for patients with heart failure (HF). Innovative programs are needed to assist HF patients to adhere to long-term exercise. The objective of this prospective randomized two-group repeated measures experimental design is to determine the efficacy of a behavioral exercise training intervention on long-term adherence to exercise at 18 months in patients with heart failure.

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Purpose: The purpose of this study was to compare an Exercise Training Group (EX) with an Attention-Control Group (AT-C) to more specifically assess the impact of exercise training on individuals with heart failure (HF).

Methods: Forty-two individuals with HF were randomized to AT-C or EX that met with the same frequency and format of investigator interaction. Baseline, 12- and 24-week measurements of B-type naturetic peptide (BNP), 6-minute walk test (6-MWT), and the Kansas City Cardiomyopathy Questionnaire (KCCQ) were obtained.

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Cognitive impairment is common among individuals with heart failure. The purpose of this study was to compare cognitive profiles of individuals with systolic and diastolic dysfunction. Eighty individuals with heart failure completed the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS), Mini-Mental State Examination, Trail Making Test, and letter fluency.

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Purpose: To review cognitive impairment and explore current measurement concerns faced by nurse practitioners caring for individuals with heart failure.

Data Sources: Review of peer-reviewed research articles published on the topic.

Conclusions: Cognitive impairment is prevalent among individuals with heart failure.

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Purpose: Plasma B-type natriuretic peptide (BNP) levels obtained at rest have been previously shown to be correlated with the global functional capacity measures of peak oxygen uptake (V(O(2peak))) and the minute ventilation/carbon dioxide (VE/V(O(2))) slope. The purpose of this study was to assess the relationship of the plasma BNP level to the rate-pressure product (RPP) as an indicator of central or cardiac work capacity.

Methods: Twenty-two subjects (12 men), mean age 57 +/- 12 years, diagnosed with heart failure (8 ischemic/14 nonischemic) were recruited.

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