Publications by authors named "Lund J"

Background: Although there is clear evidence supporting the beneficial effects of regularly assessing patient-reported outcomes (PROs), the comprehensive integration of patient-reported outcome measures (PROMs) into routine cancer care remains limited. This study aimed to explore the facilitators and barriers encountered by principal investigators (PIs) (oncologists) and study nurses during the implementation of the Eir ePROM within a cluster randomized trial (c-RCT) in cancer outpatient clinics. Additionally, we sought to examine the influence of Eir on the working routines of the participants.

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Background: Preventive medications are potential targets for deprescribing in older adults with dementia as goals of care change from preventive to palliative. Yet, prescribers lack communication guidance to address deprescribing.

Objective: Using bisphosphonates as a case example, we sought to characterize and compare communication preferences of prescribers and family/informal caregivers regarding deprescribing.

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Background: Frailty is an important prognostic indicator in older women with breast cancer. The Faurot frailty index, a validated claims-based frailty proxy measure, uses healthcare billing codes during a user-specified ascertainment window to predict frailty. We assessed how the duration of frailty ascertainment affected the ability of the Faurot frailty index to predict one-year mortality in women with stage I-II breast cancer.

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Background: A major concern in anticancer treatment (ACT) of brain metastases (BM) is exposing patients with short expected survival to treatments that negatively impact on quality of life (QoL). Such futile ACT at the end of life is time-consuming and burdensome for patients and their families and entails unnecessary healthcare costs. Refraining from ACT is challenging for both physicians and patients.

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To curb the obesity epidemic, it is imperative that we improve our understanding of the mechanisms controlling fat mass and body weight regulation. While great progress has been made in mapping the biological feedback forces opposing weight loss, the mechanisms countering weight gain remain less well defined. Here, we integrate a mouse model of intragastric overfeeding with a comprehensive evaluation of the regulatory aspects of energy balance, encompassing food intake, energy expenditure, and fecal energy excretion.

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Purpose: Studies of healthcare encounters leading to cancer diagnosis have increased over recent years. While some studies examine healthcare utilization before the cancer registry date of diagnosis, relevant pre-diagnosis interactions are not always immediately prior to this date due to date abstraction guidelines. We evaluated agreement of a registry date with a claims-based index and examined Emergency Department (ED) involvement in cancer diagnosis as an example of possible pre-diagnostic healthcare misclassification that could arise from improper date choice.

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Climate-related extreme weather events disrupt healthcare systems and exacerbate health disparities, particularly affecting individuals diagnosed with cancer. This study explores the intersection of climate vulnerability and cancer burden in North Carolina (NC). Using county-level data from the US Climate Vulnerability Index (CVI) and the NC Department of Health and Human Services, we analyzed cancer incidence and mortality rates from 2017-2021.

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This study examined nine prominent commercially available single-cell RNA sequencing (scRNA-seq) kits across four technology groups. Each kit was characterized using peripheral blood mononuclear cells (PBMCs) from a single donor, which enabled consistent assessment of factors such as analytical performance, protocol duration and cost. The Chromium Fixed RNA Profiling kit from 10× Genomics, with its probe-based RNA detection method, demonstrated the best overall performance.

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Article Synopsis
  • - Regulators and healthcare providers are exploring observational studies using real-world data (RWD) to enhance decision-making in oncology, aiming to complement traditional clinical trial evidence while addressing potential biases.
  • - The clone-censor-weight (CCW) method is introduced to help cancer researchers understand and implement a structured approach to mitigate immortal time and other biases in RWD studies, using visuals and relevant examples for clarity.
  • - This method effectively manages complex patient data by creating duplicate patient populations, applying treatment strategies, and adjusting for biases caused by artificial censoring, making RWD studies more reliable and comparable to randomized trials.
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Background: Observational studies using real-world data (RWD) can address gaps in knowledge on deprescribing medications but are subject to methodological issues. Limited data exist on the methods employed to use RWD to measure the effects of deprescribing.

Objective: To describe methodological approaches used in observational studies of deprescribing medications in older adults.

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Article Synopsis
  • Macrophages are diverse cells that inhabit all body tissues, with specific types residing in organs and additional subtypes recruited during injury.
  • A specific population of recruited macrophages, marked by certain gene expressions, has been linked to fibrosis in various injury and cancer models.
  • Blocking Notch2 increases these macrophages in the lungs, but evidence suggests they actually help reduce fibrosis rather than cause it, highlighting their potential protective role during lung injuries.
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  • Individuals who suffer from road traffic injuries (RTIs) face a higher risk of long-term mental health issues and delayed recovery, often receiving insufficient psychological support.
  • There is significant research on this topic in places like Australia, Canada, and the US, but it remains underexplored in Europe, highlighting a gap in understanding and intervention.
  • The review identifies major challenges in defining mental health recovery, varied research methods, and inadequate data collection in Europe, calling for improved public health policies and research to address the mental health consequences of RTIs.
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Diphenhydramine (DPH), a readily available first-generation H1 receptor antihistamine, can have severe consequences when taken in excessive amounts and can lead to grave outcomes such as seizures, dysrhythmias, coma, and death. Recognizing the early signs and symptoms of DPH toxicity is crucial. Fortunately, fatal adult cases of DPH overdose are rare.

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Purpose: The oncology quality, characterization, and assessment of real-world data (Oncology QCARD) Initiative was formed to develop a set of minimum study design and data elements needed to evaluate the fitness of the real-world data (RWD) source(s) proposed in an initial study concept as part of early interaction with scientific reviewers.

Methods: A multidisciplinary executive committee (EC) was established to guide the Oncology QCARD Initiative. The EC conducted a landscape review of published literature, guidances, and guidelines to evaluate relevant dimensions of data quality measurement.

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Multiomic profiling of single cells by sequencing is a powerful technique for investigating cellular diversity. Existing droplet-based microfluidic methods produce many cell-free droplets, underutilizing bead barcodes and reagents. Combinatorial indexing on microplates is more efficient for barcoding but labor-intensive.

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Achieving net-zero climate targets requires some level of carbon dioxide removal. Current assessments focus on tonnes of CO removed, without specifying what form these removals will take. Here, we show that countries' climate pledges require approximately 1 (0.

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Background: Investigators often use claims data to estimate the diagnosis timing of chronic conditions. However, misclassification of chronic conditions is common due to variability in healthcare utilization and in claims history across patients.

Objective: We aimed to quantify the effect of various Medicare fee-for-service continuous enrollment period and lookback period (LBP) on misclassification of COPD and sample size.

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Purpose: Patient reported outcome measures (PROMs) are increasingly used in oncology care, but pharmacists providing direct patient care have been overlooked. We engaged pharmacists and adults receiving oral oncolytics (chemotherapy medication taken by mouth) to develop a SmartForm© in the electronic health record (EHR) for PROM monitoring. Pharmacists verbally ask the patient side effect questions during routine telehealth encounters and enter responses in real time.

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Article Synopsis
  • Some surgeons are unsure about treating appendicitis without surgery because they worry about it coming back or being something more serious.
  • A study looked at 625 patients who were treated without surgery and found that 71% didn't need surgery after a year, but some still did.
  • Things like having certain risks can make it more likely for someone to need surgery later, so doctors should keep a close eye on those patients.
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