Publications by authors named "Nicolas Roche"

The increasing presence of emerging pollutants (EPs) in water poses significant environmental and health risks, necessitating effective treatment solutions. Originating from industrial, agricultural, and domestic sources, these contaminants threaten ecological and public health, underscoring the urgent need for innovative and efficient treatment methods. TiO-based semiconductor photocatalysts have emerged as a promising approach for the degradation of EPs, leveraging their unique band structures and heterojunction schemes.

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Introduction: Biologics provide significant benefits in asthma, reducing exacerbations and symptoms. Some biologics have shown promising results in small subgroups of patients with chronic obstructive pulmonary disease (COPD) and frequent exacerbations. Nevertheless, real-life data on the size of the COPD target population remain scarce.

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Article Synopsis
  • * These technologies pave the way for decentralized clinical trials, allowing for a more inclusive study population, reduced costs, and faster access to new treatments.
  • * The discussion includes the use of digital endpoints, different trial designs, a specific example of a fully decentralized asthma trial, and examines the pros and cons of these methods from various perspectives (clinicians, patients, and regulators).
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The Global initiative for chronic Obstructive Lung Disease (GOLD) report states that the diagnosis of chronic obstructive pulmonary disease (COPD) should be considered in individuals with chronic respiratory symptoms and / or exposure to risk factors. Forced spirometry demonstrating airflow obstruction after bronchodilation is required to confirm the diagnosis using a threshold of forced expiratory volume in 1 s (FEV) / forced vital capacity (FVC) ratio<0.7.

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Article Synopsis
  • Early pressurized metered-dose inhalers (pMDIs) used chlorofluorocarbons (CFCs) as propellants, which harmed the ozone layer, leading to their phase-out under the 1987 Montreal Protocol.
  • Current pMDIs now use hydrofluoroalkanes (HFAs), like HFA-134a, which do not deplete ozone but contribute to global warming, prompting a gradual reduction in their use.
  • Instead of switching to dry powder inhalers (DPIs), which may not be suitable for all patients, an alternative is to reformulate pMDIs to use low-global warming potential propellants like HFA-152a, addressing environmental impact while considering patient
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Background: The quantification of electromyographic activity using surface electrodes is invaluable for understanding gait disorders in patients with central nervous system lesions. We propose to evaluate a commercially available low-cost system compared to a reference system in participants with stroke-related movement disorders in functional situations.

Methods: Three hemiparetic participants performed three functional tasks: two treadmill walks at different speeds and a sit-to-stand test.

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Article Synopsis
  • - Patient-reported outcome measures (PROMs) are tools that help assess a patient's health at a specific time and are important for personalized healthcare.
  • - The paper reviews the use of visual analog scales (VAS) for measuring asthma and allergic rhinitis control, particularly focusing on the MASK-air app, which includes electronic VAS forms.
  • - A randomized controlled trial was conducted to validate the electronic VAS, and further evaluations confirmed the effectiveness of VAS questions and additional medication scores for allergic asthma symptoms.
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Introduction: Although some factors associated with asthma symptom deterioration and risk of exacerbation have been identified, these are not yet fully characterised. We conducted a clinical modelling and simulation study to understand baseline factors affecting symptom control, reliever use and exacerbation risk in patients with moderate-severe asthma during follow-up on regularly dosed inhaled corticosteroid (ICS) monotherapy, or ICS/long-acting beta-agonist (LABA) combination therapy.

Methods: Individual patient data from randomised clinical trials (undertaken between 2001 and 2019) were used to model the time course of symptoms (n = 7593), patterns of reliever medication use (n = 3768) and time-to-first exacerbation (n = 6763), considering patient-specific and extrinsic factors, including treatment.

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Impaired lung gas exchange is commonly seen in patients with pulmonary involvement related to SARS-CoV-2 acute infection or post-acute COVID-19 syndrome (PACS). The primary aim of our study was to assess lung gas transfer, measuring the pulmonary diffusion capacity for nitric oxide (D) and carbon monoxide (D) in all COVID-19 patients. Our secondary aim was to decipher the respective roles of perturbed lung membrane conductance (D) and reduced pulmonary capillary volume (V) in patients with impaired lung gas exchange.

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Locomotor and balance disorders are major limitations for subjects with hemiparesis. The Timed Up and Go (TUG) test is a complex navigational task involving oriented walking and obstacle circumvention. We hypothesized that subjects with hemiparesis adopt a cautious gait during complex locomotor tasks.

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Article Synopsis
  • - The traditional healthcare approach often overlooks patients' personal experiences and strengths, focusing mainly on disease treatment. Person-centered care aims to align medical decisions with individual values and preferences, particularly for those with chronic conditions.
  • - This paper seeks to enhance care for rhinitis and asthma by developing digital care pathways and incorporating real-world evidence to create a more patient-centered approach.
  • - Key components of the review include advancements in mHealth, the integration of artificial intelligence, a novel classification system for airway diseases, and proposals for the ARIA 2024 guidelines, all targeting a sustainable and applicable healthcare model.
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Background: Biologic asthma therapies reduce exacerbations and long-term oral corticosteroids (LTOCS) use in randomized controlled trials (RCTs); however, there are limited data on outcomes among patients ineligible for RCTs. Hence, we investigated responsiveness to biologics in a real-world population of adults with severe asthma.

Methods: Adults in the International Severe Asthma Registry (ISAR) with ≥24 weeks of follow-up were grouped into those who did, or did not, initiate biologics (anti-IgE, anti-IL5/IL5R, anti-IL4/13).

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Purpose: Medication adherence is crucial for achieving clinical goals. Medication adherence drivers and behaviors were explored across multiple conditions, countries, and medication schedules/modalities to develop a conceptual model of medication adherence, which could later be used to support development of a patient-reported outcome (PRO) measure of adherence.

Patients And Methods: Targeted review of qualitative literature identified important medication adherence concepts.

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Background: Low vaccination rates against influenza and Streptococcus (S.) pneumoniae infections in COPD could impair outcomes. Understanding underlying factors could help improving implementation.

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Rationale: It is unclear how each individual asthma symptom is associated with asthma diagnosis or control.

Objectives: To assess the performance of individual asthma symptoms in the identification of patients with asthma and their association with asthma control.

Methods: In this cross-sectional study, we assessed real-world data using the MASK-air app.

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Background: Smoking is responsible for 80 % of cases of Chronic Obstructive Pulmonary Disease (COPD), while the prognosis is improved by smoking cessation (SC). We examined clinical factors associated with SC among smokers with COPD comparing women and men.

Methods: The study comprised a cohort of 1470 smokers who visited a SC service and completed at least 28-day of follow-up visits.

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Porous-activated carbons (ACs) derived from Moroccan pine cones (PC) were synthesised by a two step-chemical activation/carbonisation method using phosphoric acid (PC-H) and zinc chloride (PC-Z) as activating agents and used for the adsorption of bisphenol A (BPA) from water. Several techniques (TGA/DTA, FT-IR, XRD, SEM and BET) were used to determine the surface area and pore characterisation and variations during the preparation of the adsorbents. The modification significantly increased the surface area of both ACs, resulting in values of 1369.

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Introduction/background: Mild asthma treatment recommendations include intermittent inhaled corticosteroid (ICS)/formoterol dosing or regular ICS dosing with short-acting β-agonist reliever. Due to the heterogeneity of asthma, identification of traits associated with improved outcomes to specific treatments would be clinically beneficial.

Aims/objectives: To assess the impact of patient traits on treatment outcomes of regular ICS dosing compared with intermittent ICS/formoterol dosing, a systematic literature review (SLR) and network meta-analysis (NMA) was conducted.

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COPD: DIAGNOSTIC AND SEVERITY ASSESSMENT. Chronic obstructive pulmonary disease (COPD) is a frequent and underdiagnosed respiratory disease and a leading cause of morbidity and mortality. It should be suspected in patients aged 40 and over presenting with persistent respiratory symptoms (cough, sputum, shortness of breath, recurrent respiratory tract infections) and a history of exposure to risk factors for the disease (smoking, occupational or domestic exposure to noxious particles).

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The problem of missing heritability requires the consideration of genetic interactions among different loci, called epistasis. Current GWAS statistical models require years to assess the entire combinatorial epistatic space for a single phenotype. We propose Next-Gen GWAS (NGG) that evaluates over 60 billion single nucleotide polymorphism combinatorial first-order interactions within hours.

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