Publications by authors named "Hanon O"

Aims: To examine the association of a remote monitoring programme (RMP) with all-cause mortality and hospital admissions for heart failure (HF) within the French healthcare system.

Methods And Results: A national-scale, real-world, propensity-weighted cohort study was conducted using the SNDS French database from August 2018 to December 2022 (NCT06312501). Patients receiving standard of care (SoC) were compared with those receiving RMP (Satelia® Cardio, NP Medical).

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Background: Older age and associated comorbid conditions increase the risk of severe form of COVID-19 and death. The SARS-CoV-2 vaccination campaign began in France in December 2020 targeting institutionalized older population before having been evaluated in this population. The objective of our study was to assess the tolerability of vaccination 21 days (D21) and 90 days after the first vaccination (D90) in institutionalized old people.

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Article Synopsis
  • A study was conducted to investigate the X-chromosome's role in Alzheimer's Disease (AD), which had been overlooked in previous genome-wide association studies.
  • The research included 115,841 AD cases and 613,671 controls, considering different X-chromosome inactivation (XCI) states in females.
  • While no strong genetic risk factors for AD were found on the X-chromosome, seven significant loci were identified, suggesting areas for future research.
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Background: Data on patients aged 90 or older are rare. This study aims to describe clinical characteristics, treatment strategies, and clinical outcomes (rates of VTE recurrence, major bleeding, and mortality), during the first 3 months of anticoagulant treatment for VTE, depending on the treatment period.

Methods: We analyzed data from RIETE, an ongoing global observational registry of patients with objectively confirmed acute VTE, grouped in 5-year intervals (2004-2008, 2009-2013, 2014-2018, and 2019-2023).

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Background: The management of myocardial infarction without ST segment elevation (NSTEMI) in elderly patients remains challenging, in particular the benefit/risk balance of routine revascularization remains uncertain.

Study Design: EVAOLD is s a multicenter, prospective, open-label trial with 2 parallel arms in NSTEMI patients ≥80 years of age. The aim of the trial is to test whether a strategy of selective invasive management guided by ischemia stress imaging (IMG group) will be noninferior in preventing Major Adverse Cardiac and Cerebrovascular Events (MACCE, ie all-cause death, nonfatal myocardial infarction, nonfatal stroke) rates at 1 year compared with a routine invasive strategy (INV Group).

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Background: Current AT(N) stratification for Alzheimer's disease (AD) accounts for complex combinations of amyloid (A), tau proteinopathy (T) and neurodegeneration (N) signatures. Understanding the transition between these different stages is a major challenge, especially in view of the recent development of disease modifying therapy.

Methods: This is an observational study, CSF levels of Tau, pTau181, pTau217, Aβ38/40/42, sAPPα/β, BACE1 and neurogranin were measured in the BALTAZAR cohort of cognitively impaired patients and in the Alzheimer's Disease Neuroimaging Initiative (ADNI).

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Introduction: We investigated the link between habitual caffeine intake with memory impairments and cerebrospinal fluid (CSF) biomarkers in mild cognitive impairment (MCI) and Alzheimer's disease (AD) patients.

Methods: MCI (N = 147) and AD (N = 116) patients of the Biomarker of AmyLoid pepTide and AlZheimer's diseAse Risk (BALTAZAR) cohort reported their caffeine intake at inclusion using a dedicated survey. Associations of caffeine consumption with memory impairments and CSF biomarkers (tau, p-tau181, amyloid beta 1-42 [Aβ], Aβ) were analyzed using logistic and analysis of covariance models.

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Background: The association between the pattern of cortical thickness (CT) and executive dysfunction (ED) in mild cognitive impairment (MCI) and subjective cognitive complaints (SCC) is still poorly understood. We aimed to investigate the association between CT and ED in a large French cohort (MEMENTO) of 2323 participants with MCI or SCC.

Methods: All participants with available CT and executive function data (verbal fluency and Trail Making Test [TMT]) were selected (n=1924).

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Although all patients with cancer-associated thrombosis (CAT) have a high morbidity and mortality risk, certain groups of patients are particularly vulnerable. This may expose the patient to an increased risk of thrombotic recurrence or bleeding (or both), as the benefit-risk ratio of anticoagulant treatment may be modified. Treatment thus needs to be chosen with care.

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Background: Among plasma biomarkers for Alzheimer's disease (AD), pTau181 and pTau217 are the most promising. However, transition from research to routine clinical use will require confirmation of clinical performance in prospective cohorts and evaluation of cofounding factors.

Method: pTau181 and pTau217 were quantified using, Quanterix and ALZpath, SIMOA assays in the well-characterised prospective multicentre BALTAZAR (Biomarker of AmyLoid pepTide and AlZheimer's diseAse Risk) cohort of participants with mild cognitive impairment (MCI).

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Background And Purpose: Blood-based biomarkers are a non-invasive solution to predict the risk of conversion of mild cognitive impairment (MCI) to dementia. The utility of free plasma amyloid peptides (not bound to plasma proteins and/or cells) as an early indicator of conversion to dementia is still debated, as the results of studies have been contradictory. In this context, we investigated whether plasma levels of the free amyloid peptides Aβ and Aβ and the free plasma Aβ/Aβ ratio are associated with the conversion of MCI to dementia, in particular AD, over three years of follow-up in a subgroup of the BALTAZAR cohort.

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Article Synopsis
  • - Natriuretic peptides like BNP and NT-proBNP are essential for diagnosing heart failure (HF) due to their accuracy, especially in cases of sudden shortness of breath, helping to distinguish cardiac issues from other causes.
  • - Elevated levels of these peptides indicate heart failure, while normal levels can effectively exclude it; factors like age, kidney function, and obesity can affect their levels and should be considered in diagnosis.
  • - For patients with chronic heart failure, measuring these peptides aids in monitoring the condition, adjusting treatment, and assessing prognosis, but it's important to stick to one specific biomarker to reduce confusion.
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Neurofilament light chain (NfL) is a potential diagnostic and prognostic plasma biomarker for numerous neurological diseases including Alzheimer's disease (AD). In this study, we investigated the relationship between baseline plasma concentration of Nfl and Mild Cognitive Impairment in participants who did and did not have a clinically determined diagnosis of dementia by the end of the three-year study. Additionally, we explored the connection between baseline plasma concentration of NfL and AD dementia patients, considering their demographics, clinical features, and cognitive profiles.

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Orthostatic hypotension is defined as a drop in systolic blood pressure of at least 20mmHg or a drop in diastolic blood pressure of at least 10mmHg within 3minutes of standing. It is a common disorder, especially in high-risk populations such as elderly subjects and patients with neurological diseases, and is associated with markedly increased morbidity and mortality. Its management can be challenging, particularly in cases where supine hypertension is associated with severe orthostatic hypotension.

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Although all patients with cancer-associated thrombosis (CAT) have a high morbidity and mortality risk, certain groups of patients are particularly vulnerable. This may expose the patient to an increased risk of thrombotic recurrence or bleeding (or both), as the benefit-risk ratio of anticoagulant treatment may be modified. Treatment thus needs to be chosen with care.

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Article Synopsis
  • Dementia is becoming more of a problem, so we need to find ways to prevent it, especially through what we eat.
  • Healthy diets like the Mediterranean diet and nutrients like omega-3 fatty acids and B vitamins may help protect our brains as we get older.
  • More research is needed to fully understand the best diets for brain health, and it’s important to look at overall lifestyle, including exercise, too.
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Background: In older patients with cancer, comorbidities compete with cancer for cause of death. The objectives were to evaluate cancer mortality and factors associated, according to metastatic status.

Methods: Between 2007 and 2014, patients with cancer aged ≥70 referred for pre-therapeutic geriatric assessment (GA) were included through the ELCAPA prospective cohort study.

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Background: Age is a major risk factor for venous thromboembolism (VTE), yet patients aged ≥90 years are under-represented in clinical trials of anticoagulant therapy. The objectives were to describe and compare patient clinical characteristics, treatments, and outcomes (VTE recurrence, bleeding, and mortality) during the first 3 months of anticoagulation between VTE patients aged ≥90 years and those aged <90 years.

Methods: We analyzed data from the Registro Informatizado Enfermedad TromboEmbὀlica (RIETE), an ongoing global observational registry of patients with objectively confirmed acute VTE.

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Background: Blood pressure (BP) postural changes, both orthostatic hypotension (OHYPO) and orthostatic hypertension (OHYPER) are common in older adults. Few studies have investigated their association with cognition, particularly for OHYPER, an emerging cardiovascular risk factor. We aimed to assess the association between OHYPO, OHYPER and cognition in non-institutionalized older subjects.

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Background: Among blood biomarkers, phospho-tau181 (pTau181) is one of the most efficient in detecting Alzheimer disease across its continuum. However, transition from research to routine clinical use will require confirmation of clinical performance in prospective cohorts and evaluation of cofounding factors.

Methods: Here we tested the Lumipulse assay for plasma pTau181 in mild cognitive impairment (MCI) participants from the Baltazar prospective cohort.

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Article Synopsis
  • Scientists studied over 176,000 people to see how certain genes might protect against Parkinson's disease (PD) and Alzheimer's disease (AD).
  • They found that specific types of a gene called HLA could help reduce the risk of these diseases and lower harmful proteins in the brain.
  • This suggests that our immune system might help protect us from PD and AD, which could lead to new treatments in the future.
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Coronary artery disease (CAD) is highly prevalent in older adults, yet its management remains challenging. Treatment choices are made complex by the frailty burden of older patients, a high prevalence of comorbidities and body composition abnormalities (e.g.

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Background: Apathy and depression are two early behavioral symptoms in Alzheimer's disease (AD) and related disorders that often occur prior to the onset of cognitive decline and memory disturbances. Both have been associated with an increased risk of conversion to dementia, with a distinct neuropathology.

Objective: The assessment of the trajectories of apathy and depression and their independent impact on dementia conversion.

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