Publications by authors named "Holden R"

As a tool for operationalizing basic psychological needs theory (an aspect of self-determination theory), the Basic Psychological Needs Satisfaction and Frustration Scale (BPNSFS) has become the primary self-report measure. Here, with a sample of 807 Canadian military members, we confirm the BPNSFS six content factor structure and, in supporting that structure, demonstrate the differential association of satisfaction and frustration scales with psychological functioning variables that are external to the factor analysis. Although the specific content interpretation of the BPNSFS can be debated, we support the continued use of the BPNSFS as a psychometrically sound instrument.

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Objectives: Older adults' (ages ≥65) inappropriate over-the-counter medications (OTC) use is prevalent, comprising Drug-Age, Drug-Drug, Drug-Disease, and Drug-Label types. Given that pharmacies sell many OTCs, structurally redesigning pharmacy aisles for improving patient safety (Senior Safe) was conceived to mitigate older adult OTC misuse, using Stop Signs and Behind-the-Counter Signs for high-risk OTCs. This study determined whether Senior Safe reduced high-risk OTCs misuse, while secondarily evaluating misuse changes for all OTCs.

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In the present investigation, we used structural equation modeling with 251 adolescents to reveal, through path analyses, the degree to which somatization might mediate the relationships between body image and self-harming behaviors. After controlling for the effects of (a) age, (b) gender, and (c) having previously visited a psychologist, we observed that somatization fully mediated both the relationship between body image and self-harming behaviors and the relationship between gender and self-harming behaviors. These results suggest that having a less satisfied relationship with the body or a more negative body image is closely related to a somatic experience of greater psychological suffering, which could lead, in turn, to a more active expression of this suffering through self-harming behaviors.

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Background: Digital health interventions are a promising method for delivering timely support to underresourced family caregivers. The uptake of digital health interventions among caregivers may be improved by engaging caregivers in participatory design (PD). In recent years, there has been a shift toward conducting PD remotely, which may enable participation by previously hard-to-reach groups.

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Background: Clinical trial success hinges on efficient participant recruitment and retention. However, slow accrual and attrition frequently hinder progress. To address these challenges, a novel dashboard tool with control charts has been developed to provide investigators on the multi-site study of Delirium and Neuropsychological Recovery among Emergency General Surgery Survivors (DANE study) with timely information to improve trial recruitment.

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Background: Older adults commonly experience chronic medical conditions and are at risk of cognitive impairment as a result of age, chronic comorbidity, and medications prescribed to manage multiple chronic conditions. Anticholinergic medications are common treatments for chronic conditions and have been repeatedly associated with poor cognitive outcomes, including delirium and dementia, in epidemiologic studies. However, no study has definitively evaluated the causal relationship between anticholinergics and cognition in a randomized controlled trial design.

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Background: Older adults commonly experience chronic medical conditions and are at risk of cognitive impairment as a result of age, chronic comorbidity, and medications prescribed to manage multiple chronic conditions. Anticholinergic medications are common treatments for chronic conditions, and have been repeatedly associated with poor cognitive outcomes, including delirium and dementia, in epidemiologic studies. However, no study has definitively evaluated the causal relationship between anticholinergics and cognition in a randomized controlled trial design.

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The health care system is insufficiently capitalizing on the benefits of physical exercise in America's aging population. Few tools exist to help clinicians incorporate physical activity into their clinical care, and barriers limit older adults from initiating and maintaining exercise programs. The Lifestyle Empowerment for Alzheimer's Prevention (LEAP! Rx) Program has been designed to support providers and participants in lifestyle change.

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Background: Our objective was to assess the association of completeness and level of spinal cord injury (SCI) with the need for tracheostomy and identify additional risk factors predictive of tracheostomy.

Methods: This was a retrospective review of patients with SCI between January 2017 and December 2022.

Results: Patients with complete SCI were roughly thirty-three times more likely to have a tracheostomy when compared to incomplete injury (82 ​% vs 12 ​%, p ​< ​0.

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Article Synopsis
  • * The study aimed to test the Cope 360 app with caregivers, focusing on acceptance, perceptions, and potential improvements after one week of usage.
  • * Ten caregivers, mostly women with some college education, participated in the beta test; they generally found the app easy to use and helpful for managing their child's medical needs, although suggestions for further improvement were noted.
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Background: Industrywide, primary care nurses' work is increasing in complexity and team orientation. Mobile health information technologies (HITs) designed to aid nurses with indirect care tasks, including charting, have had mixed success. Failed introductions of HIT may be explained by insufficient integration into nurses' work processes, owing to an incomplete or incorrect understanding of the underlying work systems.

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Cardiovascular mortality is particularly high and increasing in patients with chronic kidney disease, with vascular calcification (VC) as a major pathophysiologic feature. VC is a highly regulated biological process similar to bone formation involving osteogenic transdifferentiation of vascular smooth muscle cells (VSMCs). We have previously demonstrated that loss of T-cell death-associated gene 51 (TDAG51) expression leads to an attenuation of medial VC.

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Background: In today's digital age, web-based apps have become integral to daily life, driving transformative shifts in human behavior. "AgileNudge+" (Indiana University Center for Health Innovation and Implementation Science) is a web-based solution to simplify the process of positive behavior change using nudging as an intervention. By integrating knowledge from behavioral economics with technology, AgileNudge+ organizes multiple steps, simplifies complex tasks, minimizes errors by enhancing user engagement, and provides resources for creating and testing nudge interventions.

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Diets containing inorganic phosphate additives are unbalanced with respect to calcium and these diets have been linked to the development of altered bone metabolism. Using 2 randomized cross-over studies in healthy humans, we (1) characterized the hormonal and urinary response to 2 meals with the same reported phosphorus amount (562-572 mg), where one was manufactured with inorganic phosphate additives and a comparatively lower Ca:P molar ratio (0.26 vs 0.

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Article Synopsis
  • Vitamin D insufficiency is prevalent among hemodialysis patients, but there's a lack of clear guidelines for its monitoring and treatment.
  • A study of 697 patients found that increasing levels of 25(OH)D3 were linked to reduced levels of parathyroid hormone (PTH) and phosphate, especially when levels were between 25 and 75 nmol/L.
  • The study concluded that treating vitamin D in these patients appears safe and correlated with lower PTH, but more research is needed to see if these biochemical improvements lead to better clinical outcomes.
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The health care system is insufficiently capitalizing on the benefits of physical exercise in America's aging population. Few tools exist to help clinicians incorporate physical activity into their clinical care, while barriers limit older adults from initiating and maintaining exercise programs. The Lifestyle Empowerment for Alzheimer's Prevention (LEAP! Rx) Program has been designed to support providers and participants in lifestyle change.

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Article Synopsis
  • Fibromyalgia causes chronic pain and sleep disturbances, and current treatment options only significantly help 30-60% of patients; therefore, a study will examine the effectiveness of combining melatonin and pregabalin in treating this condition.
  • The trial will involve 54 adults diagnosed with fibromyalgia, assessing pain levels and other health outcomes over 6 weeks while comparing the combination treatment to the individual medications.
  • Ethical approval for the trial has been secured, and it is registered for transparency and adherence to research standards.
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Androgen receptors are expressed in the kidney and serum testosterone is negatively associated with serum phosphate in males, suggesting a role of testosterone in renal phosphate handling. In this cross-sectional study, we examined the association of serum total and free testosterone with acute phosphate and calcium excretion in males in response to an oral phosphate challenge. Thirty-five healthy adult males with normal baseline testosterone levels consumed a 500 mg phosphorus drink and the urinary excretion of minerals, as well as levels of relevant circulating parameters, were assessed at baseline and hourly for 4 h.

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Purpose Of Review: The purpose of this study was to conduct a scoping review to map intervention, sample, and physiologic measurement characteristics of lifestyle interventions for gestational diabetes mellitus (GDM) prevention.

Recent Findings: A total of 19 studies met selection criteria from 405 articles screened (PubMed, Web of Science). No studies were US-based (47% multi-site), and all were delivered in clinical settings.

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Background: There is a need for reproducible methods to measure over-the-counter (OTC) medication possession and use. This is because OTC medications are self-managed, variably monitored by healthcare professionals, and in certain populations such as older adults some OTC medications may introduce risk and cause more harm than benefit.

Objective: (s): To develop and assess the feasibility of the Home Medication Inventory Method (HMIM), a novel method to measure possession and use of OTC medications.

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Introduction: The Agile Nudge University is a National Institute on Aging-funded initiative to engineer a diverse, interdisciplinary network of scientists trained in Agile processes.

Methods: Members of the network are trained and mentored in rapid, iterative, and adaptive problem-solving techniques to develop, implement, and disseminate evidence-based nudges capable of addressing health disparities and improving the care of people living with Alzheimer's disease and other related dementias (ADRD).

Results: Each Agile Nudge University cohort completes a year-long online program, biweekly coaching and mentoring sessions, monthly group-based problem-solving sessions, and receives access to a five-day Bootcamp and the Agile Nudge Resource Library.

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Article Synopsis
  • Multi-centre trials are essential for evidence-based medicine, but starting them can be delayed due to lengthy ethics and governance approval processes, which this study aimed to investigate.
  • The study analyzed factors such as disease area, trial phase, site ownership, and specific ethics processes, using data from 150 activations across 91 sites and 16 trials in five countries over eight years.
  • Results showed that the overall median activation time was 234 days, with ethics and governance approvals averaging 48 and 34 days respectively; shorter approval times were linked to factors like disease area (notably oncology) and the use of scope guidelines and triage processes.
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