Publications by authors named "Vugt J"

Digital therapeutics (DTx) are an emerging medical therapy comprising evidence-based interventions that are regulatory approved for patient use, or are under development, for a variety of medical conditions, including hypertension, cancer, substance use disorders and mental disorders. DTx have significant potential to reduce the overall burden on healthcare systems and offer potential economic benefits. There is currently no specific legal regulation on DTx in the EU.

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Sex is an important covariate in all genetic and epigenetic research due to its role in the incidence, progression and outcome of many phenotypic characteristics and human diseases. Amyotrophic lateral sclerosis (ALS) is a motor neuron disease with a sex bias towards higher incidence in males. Here, we report for the first time a blood-based epigenome-wide association study meta-analysis in 9274 individuals after stringent quality control (5529 males and 3975 females).

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Introduction: Body composition evaluation can be used to assess patients' nutritional status to predict clinical outcomes. To facilitate reliable and time-efficient body composition measurements eligible for clinical practice, fully automated computed tomography segmentation methods were developed. The aim of this study was to evaluate automated segmentation by Data Analysis Facilitation Suite in an independent dataset.

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  • Repeat expansions in the C9orf72 gene are a leading genetic cause of ALS and frontotemporal dementia, but understanding how this mutation causes neuron death is still unclear, complicating the search for effective therapies.
  • Researchers analyzed data from over 41,000 ALS and healthy samples to identify potential treatments, discovering that acamprosate, a drug used for other conditions, might be repurposed for C9orf72-related diseases.
  • Their findings demonstrated that acamprosate has neuroprotective properties in cell models and works similarly well as the current treatment, riluzole, showing the potential of using genomic data to find new drug applications.
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GC-rich tandem repeat expansions (TREs) are often associated with DNA methylation, gene silencing and folate-sensitive fragile sites, and underlie several congenital and late-onset disorders. Through a combination of DNA-methylation profiling and tandem repeat genotyping, we identified 24 methylated TREs and investigated their effects on human traits using phenome-wide association studies in 168,641 individuals from the UK Biobank, identifying 156 significant TRE-trait associations involving 17 different TREs. Of these, a GCC expansion in the promoter of AFF3 was associated with a 2.

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Introduction: Freezing of gait (FOG) is one of the most debilitating motor symptoms experienced by patients with Parkinson's disease (PD). FOG detection is possible using acceleration data from wearable sensors, and a convolutional neural network (CNN) is often used to determine the presence of FOG epochs. We compared the performance of a standard CNN for the detection of FOG with two more complex networks, which are well suited for time series data, the MiniRocket and the InceptionTime.

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  • Postoperative delirium (POD) is a serious complication affecting nearly 1 in 5 patients after noncardiac surgery, with various preoperative and perioperative factors influencing its risk.
  • A comprehensive analysis included data from 21 studies with over 8,000 patients to identify which risk factors significantly contribute to the development of POD.
  • Key risk factors for POD identified include older age, higher ASA status, low body mass index, history of delirium, preoperative cognitive impairment, and elevated C-reactive protein levels.
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Background: Health equity can lead to disparities in cancer screening, treatment, and mortality. This systematic review aims to identify and describe interventions that used video or DVD formats to reduce health inequity in cancer screening and review the effectiveness of such interventions in increasing screening rates compared to usual care conditions.

Methods: We searched PubMed, Web of Science, Embase, and Cochrane databases for randomized control trials (RCTs) published until 18/01/2023 that compared intervention versus usual care control groups, with the percentage of cancer screening uptake during follow-up as an outcome.

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GC-rich tandem repeat expansions (TREs) are often associated with DNA methylation, gene silencing and folate-sensitive fragile sites and underlie several congenital and late-onset disorders. Through a combination of DNA methylation profiling and tandem repeat genotyping, we identified 24 methylated TREs and investigated their effects on human traits using PheWAS in 168,641 individuals from the UK Biobank, identifying 156 significant TRE:trait associations involving 17 different TREs. Of these, a GCC expansion in the promoter of was linked with a 2.

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Background: Patient fitness is important for guiding treatment. Muscle mass, as a reflection thereof, can be objectively measured. However, the role of East-West differences remains unclear.

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Background: Standardized screening for subthalamic deep brain stimulation (STN DBS) in Parkinson's disease (PD) patients is crucial to determine eligibility, but its utility to predict postoperative outcomes in eligible patients is inconclusive. It is unknown whether wearable data can contribute to this aim.

Objective: To evaluate the utility of universal components incorporated in the DBS screening, complemented by a wearable sensor, to predict motor outcomes and Quality of life (QoL) one year after STN DBS surgery.

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Background And Objectives: Significant health inequities exist in screening uptake for certain types of cancer. The review question was to identify and describe interactive, tailored digital, computer, and web-based interventions to reduce health inequity in cancer screening and review the effectiveness of such interventions in increasing screening rates versus usual care.

Methods: We searched four medical literature databases for randomized control trials (RCTs) published until 12 January 2023 that evaluated interventions aimed at increasing the percentage of breast, prostate, cervical, or colorectal cancer screening uptake.

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  • The text discusses the increasing gene testing for amyotrophic lateral sclerosis (ALS), particularly for sporadic ALS (sALS), highlighting a lack of large studies on genetic variations associated with the disease.
  • It describes a research study that analyzed genetic data from over 6,000 sALS patients and over 2,400 controls to characterize genetic variability in 90 ALS-related genes using established criteria for interpretation.
  • The findings revealed that while some pathogenic variants were identified, a significant portion of the sALS patients had no detectable genetic clues, indicating the complexity of the genetic landscape of the disease.*
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Background: Cueing strategies can alleviate freezing of gait (FOG) in people with Parkinson's disease (PD). We evaluated tactile cueing delivered via vibrating socks, which has the benefit of not being noticeable to bystanders.

Objective: To evaluate the effect of tactile cueing compared to auditory cueing on FOG.

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  • * A new detection pipeline that combines ExpansionHunter and visual validation was developed and tested on over 74,000 individuals, demonstrating very high accuracy in identifying the AR CAG expansion.
  • * The study found the mutation frequency to be 1 in 3,182 X chromosomes, suggesting the actual disease prevalence may be around 1 in 6,887 males, indicating potential underdiagnosis and variability in symptoms.
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Background: Circulating tumour DNA (ctDNA) has been established as a promising (prognostic) biomarker with the potential to personalise treatment in cancer patients. The objective of this systematic review is to provide an overview of the current literature and the future perspectives of ctDNA in non-metastatic rectal cancer.

Methods: A comprehensive search for studies published prior to the 4 of October 2022 was conducted in Embase, Medline, Cochrane, Google scholar, and Web of Science.

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  • Some groups, like low-income and ethnic minorities, have trouble getting screened for cancer due to health inequities.
  • The authors worked with different advocacy groups and health experts to understand what patients think about ways to improve cancer screening.
  • They found that personalized approaches and including community voices in creating solutions are key to making cancer screening more accessible for everyone.
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Background: Access to the liver transplant waitlist for patients with hepatocellular carcinoma (HCC) depends on tumour presentation, biology, and response to treatments. The Milan Criteria (MC) represent the benchmark for expanded criteria that incorporate additional prognostic factors. The purpose of this study was to determine the added value of skeletal muscle index (SMI) in HCC patients beyond the MC.

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  • - Amyotrophic lateral sclerosis (ALS) is a rapidly progressive neurodegenerative disease marked by the loss of motor neurons, often leading to death from respiratory failure within 3 to 5 years, with a significant genetic component influencing its risk.
  • - A study analyzed telomere length using genetic data from 6,195 ALS patients and controls, revealing that individuals with ALS had 20% longer telomeres compared to controls after adjusting for age and sex, and this finding was validated using brain samples.
  • - Interestingly, shorter telomeres were associated with a 10% increase in median survival among ALS patients, suggesting that telomere length may play a role in the disease's progression and overall survival chances.
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  • - Amyotrophic lateral sclerosis (ALS) is a serious neurodegenerative disease that leads to the loss of motor neurons and can also cause cognitive and behavioral changes in about half of the cases.
  • - Approximately 10-15% of ALS cases are directly linked to genetic factors, with the majority being sporadic but influenced by genetic risk.
  • - Research involving whole genome sequencing of monozygotic twins discordant for ALS showed that somatic mutations and epigenetic changes may contribute to the disease, pointing to mechanisms like new mutations, DNA repair issues, and accelerated aging.
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  • Amyotrophic lateral sclerosis (ALS) is a complex neurodegenerative disease, with around 20% of cases linked to family history, but genetic testing is often limited to those with a family background or younger onset.
  • A study analyzed patients with sporadic ALS in the UK to assess the likelihood of getting clinically actionable genetic test results based on age, finding probabilities decreasing from younger to older age groups.
  • The research indicated that restricting testing to those under 40 years led to missing nearly all clinically valuable genetic results, suggesting that both age of onset and family history should not restrict genetic testing in ALS patients.
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Background: The patients with unresectable perihilar cholangiocarcinoma require biliary drainage to relieve symptoms and allow for palliative systemic chemotherapy. The aim of this study was to establish the success, complication, and mortality rates of the initial biliary drainage in patients with unresectable perihilar cholangiocarcinoma at presentation.

Methods: In this retrospective multicenter study, patients with unresectable perihilar cholangiocarcinoma who underwent initial endoscopic or percutaneous transhepatic biliary drainage between 2002 and 2014 were included.

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Background: Expansions of short tandem repeats are the cause of many neurogenetic disorders including familial amyotrophic lateral sclerosis, Huntington disease, and many others. Multiple methods have been recently developed that can identify repeat expansions in whole genome or exome sequencing data. Despite the widely recognized need for visual assessment of variant calls in clinical settings, current computational tools lack the ability to produce such visualizations for repeat expansions.

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