Publications by authors named "GAVAZZI G"

Objectives: To evaluate the impact of hospitalisation for infectious diseases on the Health-Related Quality of life (HRQOL), multidimensional frailty, and functioning of older patients, we conducted a longitudinal matched cohort study in four European countries.

Methods: HRQOL, frailty, and functioning were assessed using validated questionnaires at inclusion, at discharge, and up to six months later (M6) in patients aged over 65 years hospitalised for severe acute respiratory or bloodstream infections, and matched controls hospitalised for non-infectious conditions. Comparative analyses employed multilevel mixed-effect linear or logistic models to assess changes from inclusion.

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The risk of herpes zoster (HZ) and postherpetic neuralgia (PHN) increases rapidly after the age of 50 years old. The incidence of herpes zoster and PHN appears to be correctly measured albeit irregularly and the immediate and long-term complications are so poorly measured that the perception of a benign disease remains entrenched among professionals and in the general population. Because acute-phase treatments are only marginally effective in reducing the severity and duration of complications, zoster vaccines have been developed over the last twenty years.

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Microplastics are small plastic particles found widely in the environment, posing significant challenges as diverse environmental contaminants. Their pervasive presence and potential impacts on ecosystems and human health underscore the importance of research in this field. However, working with microplastics in the laboratory and field can be challenging due to the difficulty in creating particles that are similar to those found in the environment.

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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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Article Synopsis
  • - The study evaluates the cost-effectiveness of a cell-based quadrivalent influenza vaccine (QIVc) for people under 65 in France, which could avoid problems related to egg-based vaccines and potentially improve health outcomes.
  • - Using a SEIR model based on data from 2011 to 2019, the research found that QIVc could prevent nearly 50,000 GP consultations, over 1,000 hospitalizations, and around 230 deaths compared to the traditional egg-based vaccine (QIVe).
  • - Despite an initial cost of 7.6 million euros, QIVc ultimately saves the healthcare system 12 million euros, indicating it is a more effective and cost-saving strategy for influenza vaccination.
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  • * Complications from CDI, such as pseudomembranous colitis and toxic megacolon, require prompt diagnosis through clinical evaluation, microbiological tests, and potentially imaging studies.
  • * Treatment typically involves halting harmful antibiotics and using specific antimicrobial therapies, with options like fidaxomicin, oral vancomycin, and fecal microbiota transplantation for recurrent cases.
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Background: Seasonal influenza outbreaks in France cause a surge in patients, exacerbating the overburdened healthcare system each winter. Older adults are particularly vulnerable to serious events related to influenza. Quadrivalent influenza high dose (QIV HD) vaccines have been developed to offer better clinical protection in older adults, who often exhibit suboptimal immune response to quadrivalent influenza standard dose vaccines (QIV SD).

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  • Postoperative pain after hip fractures can lead to longer hospital stays and increased risk of complications, making effective pain management crucial, especially in older adults who are more sensitive to opioids.
  • A study was conducted where an audit and feedback intervention was implemented in an orthogeriatric unit to improve the use of acetaminophen as a first-line pain relief method compared to a conventional orthopedic unit that didn't use this intervention.
  • Results showed a significant increase in patients receiving the optimal dose of acetaminophen after the intervention, which also led to better functional outcomes and shorter hospital stays for those patients.
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Objectives: High-dose quadrivalent influenza vaccine (HD-QIV) was introduced during the 2021/2022 influenza season in France for adults aged ≥65 years as an alternative to standard-dose quadrivalent influenza vaccine (SD-QIV). The aim of this study is to estimate the relative vaccine effectiveness of HD-QIV vs. SD-QIV against influenza-related hospitalizations in France.

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Article Synopsis
  • The COVID-19 pandemic has exposed low vaccination rates among the elderly in France and identified barriers to their immunization.
  • A qualitative study involving semi-structured interviews with seniors revealed that while they prioritize health through exercise and diet, they do not view vaccination as crucial for preventing infections.
  • Finding that seniors often overlook the link between vaccination and maintaining autonomy, the study suggests using the health benefits of vaccines to encourage greater uptake among this population.
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Background: In France, influenza accounts for an average of over one million consultations with GPs, 20,000 hospitalizations, and 9000 deaths per year, particularly among the over-65s. This study evaluates the cost-effectiveness of the adjuvanted quadrivalent influenza vaccine (aQIV) compared to standard (SD-QIV) and high-dose (HD-QIV) quadrivalent influenza vaccines for individuals aged 65 and older in France.

Methods: The age-structured SEIR transmission model, calibrated to simulate a mean influenza season, incorporates a contact matrix to estimate intergroup contact rates.

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Virtual reality (VR) can be a promising tool to simulate reality in various settings but the real impact of this technology on the human mental system is still unclear as to how VR might (if at all) interfere with cognitive functioning. Using a computer, we can concentrate, enter a state of flow, and still maintain control over our surrounding world. Differently, VR is a very immersive experience which could be a challenge for our ability to allocate divided attention to the environment to perform executive functioning tasks.

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Inhibitory control performance may differ greatly as a function of individual differences such as anxiety. Nonetheless, how cognitive control proficiency might be influenced by exposure to various environments and how anxiety traits might impact these effects remain unexplored. A cohort of thirty healthy volunteers participated in the study.

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Background: In geriatrics, explicit criteria for potentially inappropriate prescriptions (PIPs) are useful for optimizing drug use.

Objective: To produce an expert consensus on explicit definitions of antibiotic-PIPs for hospitalized older patients.

Methods: We conducted a Delphi survey involving French experts on antibiotic stewardship in hospital settings.

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The dual-process theory of thought rests on the co-existence of two different thinking modalities: a quick, automatic, and associative process opposed to a slow, thoughtful, and deliberative process. The increasing interest in determining the neural foundation of the dual-process distinction has yielded mixed results, also given the difficulty of applying the fMRI standard approach to tasks usually employed in the cognitive literature. We report an activation likelihood estimation (ALE) meta-analysis to investigate the neural foundation of the dual-process theory of thought.

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Background: In Parkinson's disease (PD), impulsivity as a personality trait may be linked to the risk of developing impulse control disorders (ICDs) during dopaminergic therapy. However, studies evaluating differences in trait impulsivity between patients with PD and healthy controls or between patients with PD with and without ICDs reported partly inconsistent findings.

Objectives: We conducted a systematic review and meta-analysis (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) of studies comparing Barratt Impulsiveness Scale (BIS-11) scores between patients with PD and healthy controls and between patients with PD with and without ICDs.

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False memory formation is usually studied using the Deese-Roediger-McDermott paradigm (DRM), in which individuals incorrectly remember words that were not originally presented. In this paper, we systematically investigated how two modes of thinking (analytical vs. intuitive) can influence the tendency to create false memories.

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A common symptom of the neuropsychiatric Post-Acute COVID-19 syndrome (neuro-PACS) is the so called 'brain fog'. Patients describe the brain fog as problems with attention, memory and mental fatigue. Brain fog is experienced by 9-55% of people for months after having contracted SARS-CoV-2 virus.

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Background: Mortality amongst nursing home (NH) residents increased by 43% during the first wave of coronavirus disease 2019 (COVID-19). We estimated the 'contextual effect' on mortality, tried to explain it by NH characteristics and identified resident- and NH-level risk factors for mortality.

Methods: The contextual effect was measured for two cohorts of NH residents managed by the general scheme in metropolitan France (RESIDESMS data from 03/01/2020 to 05/31/2020 and 03/01/2019 to 05/31/2019) by the intraclass correlation coefficient (ICC) estimated from mixed-effects logistic regression.

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Purpose: Enterobacteriaceae (EB) bloodstream infections (BSI) are frequent and serious in older patients. Physicians are faced with the dilemma of prescribing early appropriate empirical antibiotics to limit the risk of death, and sparing broad-spectrum antibiotic prescription. The aim of the study was to assess the rate of appropriate empirical antibiotics prescription to treat EB BSI in older patients and its impact on survival.

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Introduction: Elderly patients are a growing population in stroke units, characterized by higher frailty, but underrepresented in clinical trials about acute care. We investigated efficacy of intravenous thrombolysis (IVT) and mechanical thrombectomy (MT) in elderlies in current practice.

Methods: We assessed consecutive patients with acute ischemic stroke (AIS) hospitalized in the four stroke units of the French Northern Alps Emergency Network between 2015 and 2020.

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Culture greatly influences our attitudes, beliefs, and behaviors, affecting how we communicate and make decisions. There is an ongoing debate regarding the belief that people from Eastern cultures possess greater self-control abilities when compared to people from Western cultures. In this study, we conducted a meta-analysis using the Activation Likelihood Estimation (ALE) algorithm to compare 30 studies (719 subjects, 373 foci) that used fMRI to investigate the performance in Go-Nogo and Stop Signal Tasks of participants from Western and/or Eastern countries.

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Convergent studies corroborated the idea that the right prefrontal cortex is the crucial brain region responsible for inhibiting our actions. However, which sub-regions of the right prefrontal cortex are involved is still a matter of debate. To map the inhibitory function of the sub-regions of the right prefrontal cortex, we performed Activation Likelihood Estimation (ALE) meta-analyses and meta-regressions (ES-SDM) of fMRI studies exploring inhibitory control.

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This research aims to provide a comprehensive overview of the key demographic, psychosocial, and lifestyle-related characteristics of forest therapy participants in Italy. A survey was conducted among 1070 adults who had engaged in standardized forest therapy experiences between June 2021 and October 2022. The findings indicate that most forest therapy participants in Italy share certain distinctive traits.

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