Publications by authors named "FORBES M"

Objective: The 2021 American Academy of Pediatrics clinical practice guideline (CPG) for well-appearing febrile infants aims to promote evidence-based care, reduce practice variability, enhance care quality, and optimize cost. We aimed to examine the trends in resource utilization and cost associated with the evaluation and management of febrile infants aged 8 to 60 days before and after the CPG's publication.

Methods: We performed a retrospective cross-sectional study using the Pediatric Health Information Systems Database, covering the periods of August 2019 to July 2021 (pre-CPG) and August 2021 to July 2023 (post-CPG).

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A quirky truth is that the oldest biomarker findings are largely metabolic. These had minimal impact on contemporary thought and research and were largely ignored. They have been rediscovered and validated almost 100 years later, informing our understanding of neurobiology and medical comorbidity and spurring contemporary treatment discovery efforts.

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Objective: Australia faces a psychiatrist shortage, making it crucial to understand factors influencing specialty choice and workforce retention.

Method: An online cross-sectional survey was conducted among medical doctors in their prevocational and vocational stages working in Victoria, Australia. Participants were asked about various factors that influenced their choice of specialty.

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Article Synopsis
  • - Cells without p53 signaling are common in ulcerative colitis (UC) and play a key role in the development of colorectal cancer linked to UC.
  • - Epithelial injury during colitis triggers stem cells to shift to a "fetal-like" regenerative state, which is regulated by p53 signaling during colitis but not during normal conditions.
  • - The study shows that while p53 is crucial in stopping excessive regeneration in healthy cells during injury, cells lacking p53 continue proliferating due to altered glycolysis processes, which helps explain their prevalence in UC and related cancers.
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Purpose: The aim of this scoping review was to explore current program evaluation practices across various medical schools.

Methods: We conducted searches in MEDLINE (Ovid), Embase (Elsevier) and ERIC (ed.gov) for original research and review articles related to medical education evaluation with key words evaluation, program, medical education, pre-registration, framework, curriculum, outcomes, evaluation, quality.

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  • Vasectomy is a common family planning procedure, typically done through a scrotal method, but laparoscopic vasectomy is less common and may have advantages in reducing risks and costs during concurrent surgeries like hernia repair.
  • A scoping review analyzed six peer-reviewed studies focusing on laparoscopic vasectomy, primarily involving patients who needed surgery for conditions like inguinal hernia in the 1990s and early 2000s, with no recorded complications.
  • The review indicates that synchronous laparoscopic vasectomy can enhance surgical efficiency by reducing anaesthetic and operative times, but also acknowledges the limitations and lack of extensive evidence on its safety and effectiveness due to the few cases available in the literature.
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  • The study explored how slow gait speed and weak handgrip strength in older adults are linked to an increased risk of developing depression over time.
  • It utilized data from a large group of participants (17,231) over approximately 4 years, measuring depression through a validated self-reported scale.
  • Findings indicate that both low physical performance measures are significant risk factors for depression, suggesting the importance of addressing physical health to improve mental well-being in older adults.
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  • The chronic toxicity of perfluoroalkyl sulfonic acids (PFSAs), particularly PFBS and PFHxS, is becoming a concern as their presence in the environment increases, but their effects are largely unexplored.
  • Researchers exposed northern leopard frog tadpoles to various concentrations of PFBS and PFHxS and monitored their growth, development, stress levels, and immune responses, finding that high concentrations (1000 μg/L) significantly impacted liver health and altered fatty acid profiles.
  • Notably, exposure to PFHxS at lower environmentally relevant levels (0.1 μg/L) increased the likelihood of tadpoles developing as females, indicating potential endocrine disruption during early development.
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RNA-binding proteins (RBPs) play essential roles in coordinating germline gene expression and development in all organisms. Here, we report that loss of ADR-2, a member of the adenosine deaminase acting on RNA family of RBPs and the sole adenosine-to-inosine RNA-editing enzyme in Caenorhabditis elegans, can improve fertility in multiple genetic backgrounds. First, we show that loss of RNA editing by ADR-2 restores normal embryo production to subfertile animals that transgenically express a vitellogenin (yolk protein) fusion to green fluorescent protein.

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  • Psychopathology, including depression and anxiety, is a critical but often overlooked issue in moderate-severe traumatic brain injury (TBI), requiring better diagnostic tools.
  • The study developed a new hierarchical model, HiTOP-TBI, and administered a comprehensive questionnaire to 410 individuals with moderate-severe TBI, assessing symptom components and maladaptive traits.
  • Findings highlighted significant internalizing and detachment issues among participants and revealed 14 scales with psychometric problems, ultimately contributing to a refined understanding of TBI-related psychopathology beyond traditional psychiatric classifications.
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Motivation: Insertions and deletions (indels) influence the genetic code in fundamentally distinct ways from substitutions, significantly impacting gene product structure and function. Despite their influence, the evolutionary history of indels is often neglected in phylogenetic tree inference and ancestral sequence reconstruction, hindering efforts to comprehend biological diversity determinants and engineer variants for medical and industrial applications.

Results: We frame determining the optimal history of indel events as a single Mixed-Integer Programming (MIP) problem, across all branch points in a phylogenetic tree adhering to topological constraints, and all sites implied by a given set of aligned, extant sequences.

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Background And Objectives: The authors of previous work have associated the Childhood Opportunity Index (COI) with increased hospitalizations for ambulatory care sensitive conditions (ACSC). The burden of this inequity on the health care system is unknown. We sought to understand health care resource expenditure in terms of excess hospitalizations, hospital days, and cost.

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Mental health for cancer survivors in both research and clinical applications has strongly adopted a traditional nosological approach, involving the classification of psychopathology into discrete disorders. However, this approach has recently faced considerable criticism due to issues such as high comorbidity and within-disorder symptom heterogeneity across populations. Moreover, there are additional specific issues impacting the validity of traditional approaches in cancer survivorship populations, including the physiological effects of cancer and its treatments.

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Acute myeloid leukemia (AML) is a heterogeneous disease characterized by genomic aberrations in oncogenes, cytogenetic abnormalities, and an aberrant epigenetic landscape. Nearly 50% of AML cases will relapse with current treatment. A major source of therapy resistance is the interaction of mesenchymal stroma with leukemic cells resulting in therapeutic protection.

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Glyceraldehyde (GA) is a three-carbon monosaccharide that can be present in cells as a by-product of fructose metabolism. Bruno Mendel and Otto Warburg showed that the application of GA to cancer cells inhibits glycolysis and their growth. However, the molecular mechanism by which this occurred was not clarified.

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Importance: Admissions to the pediatric intensive care unit (PICU) due to bronchiolitis are increasing. Whether this increase is associated with changes in noninvasive respiratory support practices is unknown.

Objective: To assess whether the number of PICU admissions for bronchiolitis between 2013 and 2022 was associated with changes in the use of high-flow nasal cannula (HFNC), noninvasive ventilation (NIV), and invasive mechanical ventilation (IMV) and to identify factors associated with HFNC and NIV success and failure.

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Ultracold atoms provide a platform for analog quantum computer capable of simulating the quantum turbulence that underlies puzzling phenomena like pulsar glitches in rapidly spinning neutron stars. Unlike other platforms like liquid helium, ultracold atoms have a viable theoretical framework for dynamics, but simulations push the edge of current classical computers. We present the largest simulations of fermionic quantum turbulence to date and explain the computing technology needed, especially improvements in the Eigenvalue soLvers for Petaflop Applications library that enable us to diagonalize matrices of record size (millions by millions).

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Objectives: Few studies have examined the impact of late-life depression trajectories on specific domains of cognitive function. This study aims to delineate how different depressive symptom trajectories specifically affect cognitive function in older adults.

Design: Prospective longitudinal cohort study.

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Objectives: Internationally, there is limited evidence about the role and impact of nurse practitioners (NPs) in complex malignant hematology (CMH). In one Canadian CMH program, NPs have existed for 20 years but not been evaluated. This study aimed to understand stakeholder perceptions of CMH NP role structures, processes, and outcomes and the extent to which the role meets patient and health service needs.

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Article Synopsis
  • The paper examines how the way we understand psychopathology in cancer survivors affects assessment and treatment, emphasizing the need for a solid conceptual basis.
  • It critiques the traditional diagnostic approach, particularly the DSM, highlighting its limitations in addressing the unique needs of cancer survivors.
  • The authors suggest that alternative conceptualizations of psychopathology could improve research and practice in the field of psycho-oncology and question whether it's time to move away from the DSM framework.
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Our consumer-driven culture has negative impacts for individuals who are vulnerable to clinical hoarding and compulsive shopping. Because of this, there is an ever-present need to have standardized tools to assess why we acquire and save things we might not need. In this article, we present the development of the Acquiring Motives Questionnaire (AMQ) and Saving Motives Questionnaire (SMQ), which were written based on a thorough literature review and consultation with 22 experts in the field.

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