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Dive into the research topics where Elisabeth Welter is active.

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Featured researches published by Elisabeth Welter.


Journal of Stroke & Cerebrovascular Diseases | 2008

Comparison of Combined Venous and Arterial Thrombolysis with Primary Arterial Therapy Using Recombinant Tissue Plasminogen Activator in Acute Ischemic Stroke

Thomas Wolfe; Jose I. Suarez; Robert W Tarr; Elisabeth Welter; Dennis M. D. Landis; Jeffrey L. Sunshine; Osama O. Zaidat

OBJECTIVE We sought to compare the safety and efficacy of combined intravenous (IV) and intra-arterial (IA) thrombolysis with primary IA therapy using tissue plasminogen activator for acute ischemic stroke presenting within 6 hours of symptom onset. METHODS We performed quasirandomization of a single institutions prospectively collected stroke database, comparing IV/IA (0.6 mg/kg IV < or = 60 mg, followed by 0.3 mg/kg IA < or = 30 mg) versus primary IA. Outcome measures include 90-day modified Rankin scale score, mortality, symptomatic intracerebral hemorrhage, and recanalization rates. Statistical analysis was performed using bivariate and propensity score methods. RESULTS Of 1057 patients, 41 patients were treated with IV/IA, and 55 with IA. There was significant difference in time to treatment (mean of 151 minutes for the combined group and 261 minutes for the IA, P < .0001) and arterial tissue plasminogen activator dose (17.5 mg for IV/IA v 22.8 mg for IA only, P = .05). Propensity score matching yielded 25 patients in each group. Symptomatic intracerebral hemorrhage rate was 12% in each group. Mortality was 20% in the IV/IA group versus 16% in the IA group (relative risk 1.3 [0.4-4.1], P = .7). More patients in IV/IA group had modified Rankin scale score less than or equal to 2 (odds ratio 1.6 [0.5-5.8], P = .3). Recanalization was 64% with IV/IA versus 48% with IA (odds ratio 1.9 [0.5-7.0], P = .3). CONCLUSION This study demonstrates that both combined IV/IA and primary IA recombinant tissue plasminogen activator therapy is feasible and safe in the treatment of acute ischemic stroke. Combined IV/IA therapy may be associated with an improvement in clinical outcome without a significant increase in the risk of symptomatic intracerebral hemorrhage and mortality compared with IA therapy.


Epilepsy & Behavior | 2016

Epilepsy misconceptions and stigma reduction: Current status in Western countries.

Lynn K. Herrmann; Elisabeth Welter; Anne T. Berg; Adam T. Perzynski; Jamie R. Van Doren; Martha Sajatovic

OBJECTIVE This systematized literature review identified reports describing epilepsy misconceptions in the developed Western countries and research interventions focused on reducing these misconceptions. MATERIALS AND METHODS English language publications from January 2004 to January 2015 that described original research conducted in Europe, North/Central/South America, or Australia on misconceptions about epilepsy among the general public were used for this review. RESULTS Eighty-one publications were selected. Most studies were conducted in the Americas (N=30) and Europe (N=31). Misconceptions and attitudes about epilepsy were assessed among clinical providers (N=9), family members of people with epilepsy (PWE) (N=5), teachers (N=11), students (N=22), and the general public (N=25). Most studies used structured questionnaires, sometimes adding open-ended questions. Misconceptions reflected socially exclusionary attitudes directed at PWE, ignorance about treatment, and overgeneralizations that are stigmatizing when applied to all PWE. Misconceptions were more prevalent in those with less education, lower socioeconomic status, and no exposure to PWE. There were only 12 intervention studies. While intervention studies were generally effective in improving attitudes, many were targeted to healthcare and education settings, were time-intensive, and impractical for broad general population implementation. None incorporated newer technology-based strategies regarding effective health communication approaches. CONCLUSIONS Types of epilepsy misconceptions were similar in reports published over the last decade, although most referred to misconceptions that have already been previously described. Existing questionnaires may fail to identify more subtle forms of current misconceptions and negative attitudes. Few interventional studies specifically target epilepsy stigma. Practical and broad scalable approaches to destigmatize epilepsy may help reduce misconceptions.


Journal of Science and Medicine in Sport | 2016

Enhanced Exercise Therapy in Parkinson's disease: A comparative effectiveness trial

Angela L. Ridgel; Benjamin L. Walter; Curtis Tatsuoka; Ellen M. Walter; Kari Colón-Zimmermann; Elisabeth Welter; Martha Sajatovic

Objectives Exercise can improve motor function in people with Parkinson’s disease but depression reduces the motivation to participate in regular exercise. The aim of this study was to develop a novel Enhanced Exercise Therapy program that uses manual-driven guided exercise and peer-facilitated psychoeducation for individuals with Parkinson’s disease and depression. Design 24 week randomized controlled design. Methods Thirty individuals were randomized to Enhanced Exercise Therapy or self-guided therapy, and evaluated at baseline, 12-weeks and at 24-weeks. Enhanced Exercise Therapy included group exercise and group psychoeducation for 12 weeks. Between 13–24 weeks, individuals had access to the fitness facility but group sessions were not held. Self-guided therapy included written guidelines for a self-paced exercise program and psychoeducation. Primary outcome measures included the number of exercise sessions and International Physical Activity Questionnaire score. Secondary measures included resting heart rate, supine blood pressure, estimated VO2max and incidence of orthostatic hypotension. Results Twenty four individuals completed the study (80% retention) and both groups attended similar number of exercise sessions. There were no significant changes in cardiovascular fitness measures but there was a significant increase in the amount of physical activity in the Enhanced Exercise Therapy group and a decrease in the self-guided therapy group during the post-intervention period. Conclusions Enhanced exercise therapy appears to promote engagement in an exercise program and more physical activity, even after group sessions were concluded in individuals with Parkinson’s disease and depression.


Epilepsy & Behavior | 2015

Electronic medical record analysis of emergency room visits and hospitalizations in individuals with epilepsy and mental illness comorbidity

Martha Sajatovic; Elisabeth Welter; Curtis Tatsuoka; Adam T. Perzynski; Douglas Einstadter

OBJECTIVE Epilepsy is a chronic neurological condition that significantly increases risk of injury and premature death. Rates of mental illness are also disproportionately high in those with epilepsy, which can be attributed in part to the stress and stigma associated with epilepsy. Psychiatric conditions generally complicate the management of epilepsy, and understanding how psychiatric comorbidity affects use of crisis-based health resources could inform care approaches that help improve epilepsy care. To better understand effects of psychiatric comorbidity on epilepsy burden, we conducted a 5-year retrospective analysis of data from a large safety-net healthcare network and compared the occurrence of negative health events (NHEs), defined as emergency department (ED) visits and hospitalizations, among individuals with epilepsy and mental illness (E-MI) vs. those with epilepsy alone (E). METHODS Electronic health record (EHR) data from a large Midwestern U.S. safety-net healthcare system were queried to identify a study population of adults ≥18years with a diagnosis of epilepsy, with or without mental illness. We assessed demographic and clinical characteristics for each of the 5years and compared NHEs between subgroups with E-MI vs. E. An additional analysis focused on those individuals who remained in the healthcare system over the entire 5-year study time frame (January, 2010 to December, 2014). Annual and cumulative NHE counts and hospital length of stay for individuals with E-MI and E were assessed, as were hospital discharge diagnoses. RESULTS The number (approximately 2000) and demographic characteristics of individuals with epilepsy who received care each year of the study period was relatively consistent. In 2014, mean age of individuals with epilepsy was 48 (range: 18-95), 48.2% were women, 51.5% were White, 37.9% were African-American, and 8.6% were Hispanic. In 2014, there were 1616 (78.6%) individuals in the subgroup with E and 439 (21.4%) in the subgroup with E-MI. Most clinical and demographic variables between the subgroups with E-MI and E were similar, except that individuals with E-MI were less likely to be employed or commercially insured. Overall, NHEs were common, with over 1/4 (27.5%) of all individuals with epilepsy having an ED visit during the year, 13.7% having hospitalization, and 34.2% having either an ED visit or hospitalization. Individuals with E-MI had significantly more NHEs compared to individuals with epilepsy only, as evidenced by higher rates of any NHE (p<.001), ED visits (p<.001), and hospitalizations (p<.001). The cumulative differential in ED and hospital use between subgroups with E-MI and E was substantial over a 5-year time period. While most NHEs were directly related to seizures for the overall group, substance-use complications appeared as a top reason for hospitalization only in the group with E-MI. CONCLUSIONS Individuals with E-MI made up just over 20% of all people with epilepsy in a safety-net system and had higher rates of NHEs than those without mental illness. Better and earlier identification of individuals with E-MI, assistance with self-management including helping individuals to optimize ambulatory care settings as opposed to the ED, and treatment for substance use disorders could eventually reduce NHEs in this vulnerable subgroup of individuals with epilepsy.


Health Informatics Journal | 2016

Managing information well: Toward an ontology-driven informatics platform for data sharing and secondary use in epilepsy self-management research centers.

Satya S. Sahoo; Guo-Qiang Zhang; Yvan Bamps; Robert T. Fraser; Shelley Stoll; Samden D. Lhatoo; Curtis Tatsuoka; Johnny Sams; Elisabeth Welter; Martha Sajatovic

Epilepsy is a chronic neurological condition that requires active self-management to reduce personal and population burden. The Managing Epilepsy Well Network, funded by the US Centers for Disease Control and Prevention, conducts research on epilepsy self-management. There is an urgent need to develop an integrated informatics platform to maximize the secondary use of existing Managing Epilepsy Well Network data. We have implemented multiple steps to develop an informatics platform, including: (a) a survey of existing outcome data, (b) identification of common data elements, and (c) an integrated database using an epilepsy domain ontology to reconcile data heterogeneity. The informatics platform enables assessment of epilepsy self-management samples by site and in aggregate to support data interpretations for clinical care and ongoing epilepsy self-management research. The Managing Epilepsy Well informatics platform is expected to help advance epilepsy self-management, improve health outcomes, and has potential application in other thematic research networks.


Epilepsy & Behavior | 2016

Targeted Self-Management of Epilepsy and Mental Illness for individuals with epilepsy and psychiatric comorbidity

Martha Sajatovic; Curtis Tatsuoka; Elisabeth Welter; Adam T. Perzynski; Kari Colón-Zimmermann; Jamie R. Van Doren; Ashley Bukach; Mary Ellen Lawless; Eleanor R. Ryan; Katherine Sturniolo; Samden D. Lhatoo

OBJECTIVES Serious mental illness is disproportionately common in people with epilepsy and contributes to complications and mortality. Few care approaches specifically target individuals who have epilepsy and severe mental illness. We used an iterative process to refine an existing intervention and tested the novel intervention, Targeted Self-Management for Epilepsy and Mental Illness (TIME) in individuals with epilepsy and comorbid mental illness (E-MI). METHODS The TIME intervention was developed with input from a community advisory board and then tested for feasibility, acceptability, and preliminary efficacy in people with E-MI, using a 16-week prospective, randomized controlled design comparing TIME (N=22) vs. treatment as usual (TAU, N=22). Primary outcome was change in depressive symptoms, assessed by the Montgomery Asberg Depression Rating Scale (MADRS). Secondary assessments included global psychiatric symptom severity, seizure frequency, sleep patterns, quality of life, stigma, social support, and self-efficacy. RESULTS There were 44 individuals enrolled, mean age 48.25 (SD=11.82) with 25 (56.8%) African-Americans. The majority (N=31, 70.5%) were unemployed, and most (N=41, 95.5%) had annual income <U.S.


Epilepsy & Behavior | 2015

Comparison of common data elements from the Managing Epilepsy Well (MEW) Network integrated database and a well-characterized sample with nonepileptic seizures

W. Curt LaFrance; Rebecca Ranieri; Yvan Bamps; Shelley Stoll; Satya S. Sahoo; Elisabeth Welter; Johnny Sams; Curtis Tatsuoka; Martha Sajatovic

25,000. With respect to study retention, there were 36 individuals (18 in TIME, 18 in TAU) assessed at 12weeks and 35 individuals (19 in TIME, 16 in TAU) assessed at 16weeks. There was a significant effect for MADRS (p=0.036; effect size of 0.70), with lower MADRS at 16weeks in TIME, while TAU MADRS did not change. Differences between most secondary measures were not statistically significant. SIGNIFICANCE The TIME intervention engages individuals to actively participate in self-management and can reduce depression in E-MI. Given the high morbidity and mortality associated with epilepsy complicated by serious mental illness, additional research is needed to better identify how TIME might be implemented in routine care settings.


American Journal of Health Promotion | 2018

A Targeted Self-Management Approach for Reducing Stroke Risk Factors in African American Men Who Have Had a Stroke or Transient Ischemic Attack:

Martha Sajatovic; Curtis Tatsuoka; Elisabeth Welter; Kari Colón-Zimmermann; Carol E. Blixen; Adam T. Perzynski; Shelly Amato; Jamie Cage; Johnny Sams; Shirley M. Moore; Svetlana Pundik; Sophia Sundararajan; Charles S. Modlin; Cathy A. Sila

INTRODUCTION Epilepsy and psychogenic nonepileptic seizures (PNES) are both chronic illnesses characterized by similar and overlapping clinical features. A limited number of studies comparing people with epilepsy (PWE) and patients with PNES that address determinants of health outcomes exist. We conducted an analysis using a well-characterized sample of people with PNES and the Managing Epilepsy Well (MEW) Network integrated data, comparing descriptive data on samples with epilepsy and with documented PNES. Based on the pooled data, we hypothesized that people with PNES would have worse QOL and higher depression severity than PWE. MATERIAL AND METHODS We used data from the MEW Network integrated database involving select epilepsy self-management studies comprising 182 PWE and 305 individuals with documented PNES from the Rhode Island Hospital Neuropsychiatry and Behavioral Neurology Clinic. We conducted a matched, case-control study assessing descriptive comparisons on 16 common data elements that included gender, age, ethnicity, race, education, employment, income, household composition, relationship status, age at seizure onset, frequency of seizures, seizure type, health status, healthy days, quality of life, and depression. Standardized rating scales for depression and quality of life were used. RESULTS Median seizure frequency in the last 30days for PWE was 1, compared to 15 for patients with PNES (p<0.05). People with epilepsy had a QOLIE-10 mean score of 3.00 (SD: 0.91) compared to 3.54 (0.88) (p<0.01) for patients with PNES. Depression severity was moderate to severe in 7.7% of PWE compared to 34.1% (p<0.05) of patients with PNES. DISCUSSION People with epilepsy in selected MEW Network programs are fairly well educated, mostly women, with few minorities and low monthly seizure rates. Those with PNES, however, have higher levels of not working/on disability and had more frequent seizures, higher depression severity, and worse QOL. These differences were present despite demographics that are largely similar in both groups, illustrating that other determinants of illness may influence PNES.


Patient Preference and Adherence | 2017

A randomized trial of individual versus group-format exercise and self-management in individuals with Parkinson’s disease and comorbid depression

Martha Sajatovic; Angela L. Ridgel; Ellen M. Walter; Curtis Tatsuoka; Kari Colón-Zimmermann; Riane K Ramsey; Elisabeth Welter; Steven A. Gunzler; Christina M. Whitney; Benjamin L. Walter

Purpose: This study compared a novel self-management (TargetEd MAnageMent Intervention [TEAM]) versus treatment as usual (TAU) to reduce stroke risk in African American (AA) men. Design: Six-month prospective randomized controlled trial with outcomes evaluated at baseline, 3 months, and 6 months. Setting: Academic health center. Participants: Thirty-eight (age < 65) AA men who had a stroke or transient ischemic attack and a Barthel index score of >60 were randomly assigned to TEAM (n = 19) or TAU (n = 19). Intervention: Self-management training, delivered in 1 individual and 4 group sessions (over 3 months). Measures: Blood pressure, glycosylated hemoglobin (HbA1c), lipids, medication adherence, weight, and standardized measures of health behaviors (diet, exercise, smoking, substances), depression, and quality of life. Qualitative assessments evaluated the perspectives of TEAM participants. Analysis: T tests for paired differences and nonparametric tests. Thematic content qualitative analysis. Results: Mean age was 52.1 (standard deviation [SD] = 7.4) and mean body mass index was 31.4 (SD = 7.4). Compared to TAU, TEAM participants had significantly lower mean systolic blood pressure by 24 weeks, and there was also improvement in HbA1c and high-density lipoprotein cholesterol (P = .03). Other biomarker and health behaviors were similar between groups. Qualitative results suggested improved awareness of risk factors as well as positive effects of group support.


Epilepsy & Behavior | 2017

Correlates of quality of life among individuals with epilepsy enrolled in self-management research: From the US Centers for Disease Control and Prevention Managing Epilepsy Well Network

Martha Sajatovic; Curtis Tatsuoka; Elisabeth Welter; Daniel Friedman; Tanya M. Spruill; Shelley Stoll; Satya S. Sahoo; Ashley Bukach; Yvan Bamps; Joshua Valdez; Barbara C. Jobst

Background Depression is common in people with Parkinson’s disease (PD), and exercise is known to improve depression and PD. However, lack of motivation and low self-efficacy can make exercise difficult for people with PD and comorbid depression (PD-Dep). A combined group exercise and chronic disease self-management (CDSM) program may improve the likeli-hood that individuals will engage in exercise and will show a reduction in depression symptoms. The purpose of this study was to compare changes in depression in PD-Dep between individual versus group exercise plus CDSM and to examine participant adherence and perception of the interventions. Methods Participants (N=30) were randomized to either Enhanced EXerCisE thErapy for PD (EXCEED; group CDSM and exercise) or self-guided CDSM plus exercise. Outcomes were change in depression assessed with the Montgomery–Asberg Depression Rating Scale (MADRS), cognition, apathy, anxiety, sleep, quality of life, motor function, self-efficacy, and patient satisfaction. Results Both groups showed significant improvement in MADRS (P<0.001) with no significant group difference. Individuals in EXCEED group enjoyed the group dynamics but noted difficulty with the fixed-time sessions. Conclusion Both group CDSM plus exercise and self-guided CDSM plus exercise can improve depression in PD-Dep. These findings suggest that development of a remotely delivered group-based CDSM format plus manualized exercise program could be useful for this population.

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Martha Sajatovic

Case Western Reserve University

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Curtis Tatsuoka

Case Western Reserve University

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Adam T. Perzynski

Case Western Reserve University

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Ashley Bukach

Case Western Reserve University

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Johnny Sams

Case Western Reserve University

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Kari Colón-Zimmermann

Case Western Reserve University

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Lynn K. Herrmann

Northern Illinois University

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Satya S. Sahoo

Case Western Reserve University

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