635 results match your criteria: "Institute for Clinical and Translational Science[Affiliation]"

Article Synopsis
  • A study analyzed a large cohort of patients with dural arteriovenous fistulas (dAVFs) presenting cognitive impairment, called dAVFs-CI, to understand their characteristics compared to those without cognitive issues.
  • Findings showed that venous hypertension and sinus stenosis were common in dAVFs-CI, with these patients having more arterial feeders and draining veins, making their condition more severe.
  • Closing the dAVF may help improve symptoms in some cases, highlighting the importance of timely diagnosis and treatment.*
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Accuracy of patient-reported spell duration: A comparative study.

Epilepsy Behav

January 2024

University of Iowa Hospitals and Clinics, Department of Neurology and Otolaryngology, Iowa City, IA, 52242, USA; Iowa City Veterans Affairs Medical Center, Department of Neurology, Iowa City, IA, 52246, USA. Electronic address:

Clinicians rely heavily on patient histories to make medical diagnoses, most of which are inherently subjective and prone to inaccuracies. The aim of this study is to compare the subjective versus objective duration of spells through a retrospective chart review of patients admitted to the epilepsy monitoring unit at our tertiary care medical center. One hundred patients were analyzed.

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: I-metaiodobenzylguanidine (MIBG) scintigraphy evaluates the severity and prognosis of patients with heart failure. A prognostic model has been proposed using a multicenter study data of I-MIBG scintigraphy. We evaluated the usefulness of the model using a database.

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Background: Care fragmentation, characterized by the uncoordinated involvement of multiple healthcare providers, leads to inefficient and ineffective healthcare, posing a significant challenge in managing patients with multimorbidity. In this context, "polydoctoring," where patients see multiple specialists, emerges as a crucial aspect of care fragmentation. This study seeks to develop an indicator to assess polydoctoring, which can subsequently enhance the management of multimorbidity.

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Aptamers are short single-stranded DNA or RNA molecules with high affinity and specificity for targets and are generated using the iterative Systematic Evolution of Ligands by EXponential enrichment (SELEX) process. Next-generation sequencing (NGS) revolutionized aptamer selections by allowing a more comprehensive analysis of SELEX-enriched aptamers as compared to Sanger sequencing. The current challenge with aptamer NGS datasets is identifying a diverse cohort of candidate aptamers with the highest likelihood of successful experimental validation.

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Objective: The Japanese government suspended the proactive recommendation of the human papillomavirus vaccine (HPVv) in 2013, and the vaccination rate of HPVv declined to <1% during 2014-2015. Previous studies have shown that the recommendation by a physician affects a recipient's decision to receive a vaccine, and physicians' accurate knowledge about vaccination is important to increase vaccine administration. This study aimed to evaluate the association between physicians' knowledge of vaccination and the administration or recommendation of HPVv by primary care physicians (PCPs) in the absence of proactive recommendations from the Japanese government.

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Background: Public concern with regard to over-the-counter (OTC) drug abuse is growing rapidly across countries. OTC drug abuse has serious effects on the mind and body, such as poisoning symptoms, and often requires specialized treatments. In contrast, there is concern about people who potentially abuse OTC drugs whose symptoms are not serious enough to consult medical institutions or drug addiction rehabilitation centers yet are at high risk of becoming drug dependent in the future.

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Should Chatbots Be Used to Obtain Informed Consent for Research?

Ethics Hum Res

November 2023

Director of translational bioethics at the Institute for Clinical and Translational Science at the University of California, Irvine (UCI). He serves as contributing editor for the Ethics in Translational Research series and wrote this essay before assuming his position at UCI.

Chatbots have become increasingly common in diverse settings as a substitute for human conversation. They are being developed and tested for obtaining informed consent for research. An initial study indicated that chatbots saved time and were successful in knowledge transfer, but the informed consent process serves other purposes, such as building trust and respecting the autonomy and dignity of potential research participants.

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Background: People with multiple sclerosis (MS) often report dietary modifications; however, evidence on functional outcomes remains sparse.

Objective: Evaluate the impact of the low-saturated fat (Swank) and modified Paleolithic elimination (Wahls) diets on functional disability among people with relapsing-remitting MS.

Methods: Baseline-referenced MS functional composite (MSFC) scores were calculated from nine-hole peg-test (NHPT), timed 25-foot walk, and oral symbol digit modalities test (SDMT-O) collected at four study visits: (a) run-in, (b) baseline, (c) 12 weeks, and (d) 24 weeks.

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Background: During gestation, stressors to the fetus, including viral exposure or maternal psychological distress, can fundamentally alter the neonatal epigenome, and may be associated with long-term impaired developmental outcomes. The impact of in utero exposure to the COVID-19 pandemic on the newborn epigenome has yet to be described.

Methods: This study aimed to determine whether there are unique epigenetic signatures in newborns who experienced otherwise healthy pregnancies that occurred during the COVID-19 pandemic (Project RESCUE).

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Background: Environmental cleaning is important in the interruption of pathogen transmission. Although prevention initiatives have targeted environmental cleaning, practice variations exist and compliance is low. Evaluation of human factors influencing variations in cleaning practices can be valuable in developing interventions to standardized practices.

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Effect of Resveratrol on Endothelial Function in Patients with CKD and Diabetes: A Randomized Controlled Trial.

Clin J Am Soc Nephrol

February 2024

Division of Nephrology, Department of Internal Medicine, Carver College of Medicine, The University of Iowa, Iowa City, Iowa.

Background: Patients with CKD and diabetes are at higher risk of developing cardiovascular disease, in part, because of impaired endothelial function. Cardioprotective compounds such as resveratrol could improve endothelial function and attenuate the cardiovascular burden in patients with CKD and diabetes. We hypothesized that resveratrol supplementation would improve endothelial function in patients with CKD and diabetes.

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Article Synopsis
  • The study aimed to explore how family history of diabetes, alongside genetic and lifestyle factors, impacts the risk of developing diabetes in a large cohort of participants.
  • The research involved 9,681 individuals, using a lifestyle score and polygenic risk scores to assess the relationship between family history, genetic risks, and lifestyle choices in relation to diabetes incidence.
  • Results indicated that family history and poor lifestyle choices significantly increased diabetes risk, emphasizing that maintaining a healthy lifestyle can help prevent diabetes even for those with a genetic predisposition.
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Background: Widely reported by bipolar disorder (BD) patients, cognitive symptoms, including deficits in executive function, memory, attention, and timing are under-studied. Work suggests that individuals with BD show impairments in interval timing tasks, including supra-second, sub-second, and implicit motor timing compared to the neuronormative population. However, how time perception differs within individuals with BD based on disorder sub-type (BDI vs II), depressed mood, or antipsychotic medication-use has not been thoroughly investigated.

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Article Synopsis
  • Higher levels of circulating high-molecular-weight (cHMW) adiponectin are common in people aged 85-89 and centenarians, linking it with reduced diabetes prevalence but also increased mortality risks.
  • The study analyzed 2,310 participants using genetic sequencing and statistical methods to explore factors related to cHMW adiponectin and its association with mortality.
  • Findings indicated that while cHMW adiponectin levels were influenced by genetic variants and cholesterol in older individuals, its connection to increased mortality varied by gender and age group, emphasizing complex health implications of adiponectin levels.
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Background: Awareness regarding coping with sick days among patients with diabetes is limited. Thus, we evaluated the effectiveness of sick-day education by community pharmacists among patients with type 2 diabetes (T2D) using sick-day educational materials (sick-day cards).

Methods: A cluster randomized controlled trial was conducted.

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Background: Motor-vehicle crash risk is highest among teen drivers. Despite a wealth of research on the topic, there are still many contributors to these crashes that are not well understood. The current study sought to examine the contribution of graduated driver licensing (GDL) restrictions, sex, age, roadway circumstances, and citation history to teen drivers' crash culpability.

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A randomized trial comparing beam F3 and 5.5 cm targeting in rTMS treatment of depression demonstrates similar effectiveness.

Brain Stimul

November 2023

Department of Psychiatry, University of Iowa, Iowa City, IA, United States; Iowa Neuroscience Institute, University of Iowa, Iowa City, IA, United States; Department of Neurology, University of Iowa, Iowa City, IA, United States; Department of Pediatrics, University of Iowa, Iowa City, IA, United St

Background: The Beam F3 and 5.5 cm methods are the two most common targeting strategies for localizing the left dorsolateral prefrontal cortex (DLPFC) treatment site in repetitive transcranial magnetic stimulation (rTMS) protocols. This prospective, randomized, double-blind comparative effectiveness trial assesses the clinical outcomes for these two methods in a naturalistic sample of patients with major depressive disorder (MDD) undergoing clinical rTMS treatment.

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Background: Early identification of subtle cognitive decline in community-dwelling older adults is critical, as mild cognitive impairment contributes to disability and can be a precursor to dementia. The clock drawing test (CDT) is a widely adopted cognitive screening measure for dementia, however, the reliability and validity of paper-and-pencil CDT scoring scales for mild cognitive impairment in community samples of older adults is less well established. We examined the reliability, sensitivity and specificity, and construct validity of two free-drawn clock drawing test scales-the Rouleau System and the Clock Drawing Interpretation Scale (CDIS)-for subtle cognitive decline in community-dwelling older adults.

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Article Synopsis
  • This study introduces a new method to analyze how children's physiological responses to exercise develop, focusing on their uncertainty and variability instead of just using best-fit equations.
  • The research involved 81 participants (37 early-pubertal and 44 late-pubertal) performing multiple brief exercise bouts while measuring heart rate and gas exchange responses.
  • Results indicated that younger (early-pubertal) participants showed higher variability and complexity in their responses compared to older (late-pubertal) participants, suggesting that these differences may reflect their maturation process.
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Article Synopsis
  • Technology-mediated interventions that promote physical activity are becoming more popular and show effectiveness in helping some individuals stick with their exercise routines.
  • The success of these interventions may depend on fulfilling three basic psychological needs: competence, relatedness, and autonomy, which help boost intrinsic motivation.
  • The Peloton Instructor Needs-Supportive Coaching (PINC) tool was created to measure coaching styles in exercise classes, demonstrating reliable results and potential for analyzing how supportive coaching influences motivation to exercise.
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Using a chat-based informed consent tool in large-scale genomic research.

J Am Med Inform Assoc

January 2024

Institute for Clinical and Translational Science, University of California, Irvine, CA, United States.

Objective: We implemented a chatbot consent tool to shift the time burden from study staff in support of a national genomics research study.

Materials And Methods: We created an Institutional Review Board-approved script for automated chat-based consent. We compared data from prospective participants who used the tool or had traditional consent conversations with study staff.

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