Publications by authors named "Nieves Sopena"

Article Synopsis
  • - The study aimed to determine if using multiplex real-time PCR combined with conventional microbiological testing is safer and more effective in reducing antibiotic use for community-acquired pneumonia (CAP) compared to just conventional testing alone.
  • - A total of 242 hospitalized adults with CAP participated in a randomized trial across four Spanish hospitals, where they were assigned to either the combined testing method or conventional testing only.
  • - Results showed that the median days of antibiotic therapy were slightly lower in the multiplex PCR group but not significantly so, and both methods had similar rates of adverse events and 30-day mortality, suggesting that the combined approach should not be routinely implemented.
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We assessed hygiene with wet wipes in bedridden patients with urinary catheters for catheter-associated urinary tract infection (CAUTI) prevention. CAUTIs occurred in 16.5% of the control group compared to 5.

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Background: Cancer has been associated with an increased risk of in-hospital mortality in CDI patients. However, data on delayed mortality in cancer patients with CDI are scarce.

Aim/objective: The aim of the present study was to compare outcomes between oncological patients and the general population with infection (CDI) after 90 days of follow-up.

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Background: Our aim was to evaluate the effectiveness of an intervention to reduce the incidence of non-ventilator-associated hospital-acquired pneumonia (NV-HAP) and determine compliance with preventive measures.

Methods: This was a quasi-experimental before-after study involving patients in the 53-bed Internal Medicine ward in a university hospital in Spain. The preventive measures included hand hygiene, dysphagia detection, head-of-bed elevation, withdrawal of sedatives in the event of confusion, oral care, and sterile or bottled water use.

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Background: Disseminated tuberculosis is frequently associated with delayed diagnosis and a poorer prognosis.

Objectives: To describe case series of disseminated TB and diagnosis delay in a low TB burden country during the COVID-19 period.

Methodology: We consecutively included all patients with of disseminated TB reported from 2019 to 2021 in the reference hospital of the Northern Crown of the Metropolitan Area of Barcelona.

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Article Synopsis
  • The study investigates whether antibiotic therapy is necessary for low-risk catheter-related bloodstream infections (CRBSI) caused by coagulase-negative staphylococci (CoNS) after catheter removal.
  • Conducted in 14 Spanish hospitals, the trial randomized 27 patients—15 received no antibiotics while 12 received standard antibiotic treatment—focusing on complications and recovery time over 90 days.
  • Results showed that one patient in the non-antibiotic group developed a complication, suggesting that low-risk CRBSI due to CoNS might be safely managed without antibiotics, although the trial was halted due to low participant numbers.
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Background: Prophylactic vaccination has proven to be the most effective strategy to fight the COVID-19 pandemic.

Methods: This was a prospective observational cohort study involving 30 predominantly antibody deficiency disorders (ADD)-afflicted adult patients on immunoglobulin replacement therapy vaccinated with three doses of the mRNA-1273 COVID-19 vaccine, and 10 healthy controls. Anti-RBD IgG antibodies were determined in plasma samples collected just before the first dose of mRNA-based COVID-19 vaccine and on weeks 4, 8, 24, and 28 following the first vaccination.

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The 2016 cumulative incidence of infection (CDI) in Spain was reported by the European Center for Disease Control to be above the mean of other European countries. The aim of this multicenter prospective observational cohort study was to examine the risk factors that determine 90-day CDI recurrence in Catalonia, Spain. The study included 558 consecutive adults admitted to hospital who had a symptomatic, first positive CDI diagnosis.

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Early detection of pathogen cross-transmission events and environmental reservoirs is needed to control derived nosocomial outbreaks. Whole-genome sequencing (WGS) is considered the gold standard for outbreak confirmation, but, in most cases, it is time-consuming and has elevated costs. Consequently, the timely incorporation of WGS results to conventional epidemiology (CE) investigations for rapid outbreak detection is scarce.

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Our aim was to determine changes in the incidence of CD infection (CDI) following the introduction of a two-step diagnostic algorithm and to analyze CDI cases diagnosed in the study period. We retrospectively studied CDI (January 2009 to July 2018) in adults diagnosed by toxin enzyme immunoassay (EIA) (2009−2012) or toxin-EIA + polymerase chain reaction (PCR) algorithm (2013 onwards). A total of 443 patients with a first episode of CDI were included, 297 (67.

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Background And Objective: Hand hygiene (HH) is the simplest and most effective measure for the prevention of infection related to healthcare. Despite this, compliance in healthcare professionals continues to be suboptimal. The aim of this study is to assess the impact of an expanded World Health Organization (WHO) multimodal strategy on HH compliance in healthcare personnel.

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Article Synopsis
  • A study was done on patients with a heart infection called infective endocarditis (IE) who didn't have surgery but were treated with antibiotics for a long time.
  • Researchers looked at 32 patients over several years, mostly older men, to see how well they did with this treatment.
  • The results showed some patients got better, but a few had relapses of the infection, and some unfortunately died, though not all deaths were due to the infection.
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Background And Objectives: Predominantly antibody deficiencies are the most prevalent primary immunodeficiency (PID) in adults. These are rare diseases difficult to diagnose. Therefore, they are diagnosed late.

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Clostridioides difficile is the main cause of healthcare-associated diarrhoea in adults. The incidence of C.difficile infection (CDI) has increased in recent years.

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Introduction And Objectives: In infective endocarditis (IE), decisions on surgical interventions are challenging and a high percentage of patients with surgical indication do not undergo these procedures. This study aimed to evaluate the short- and long-term prognosis of patients with surgical indication, comparing those who underwent surgery with those who did not.

Methods: We included 271 patients with left-sided IE treated at our institution from 2003 to 2018 and with an indication for surgery.

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Background: This study examines the incidence, characteristics, and risk factors of surgical site infections (SSIs) after spine surgery and evaluates the efficacy of a preventive intervention.

Methods: This was a quasi-experimental pretest/posttest study in patients undergoing spinal surgery in an orthopedic surgery department from December 2014 to November 2016. Based on the results of the study, we revised the preventive protocol with modification of wound dressing, staff training, and feedback.

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Background: Amoebic colitis is the most frequent clinical manifestation of invasive intestinal infection due to Entamoeba histolytica and a common cause of diarrhoea worldwide. Since higher transmission rates are usually related to poor health and exposure to unhygienic conditions, cases reported in Europe usually involve immigrants and international travellers. The goal of this study was to characterise both the clinical and the epidemiological features of a European population diagnosed with amoebic colitis and then to evaluate the diagnostic tools and therapeutic options applied.

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Legionnaires' disease (LD) is an atypical pneumonia caused by the inhalation of Legionella. The methods used for the diagnosis of LD are direct culture of respiratory samples and urinary antigen detection. However, the sensitivity of culture is low, and the urinary antigen test is specific only for L.

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Background: Daptomycin is an optimal choice for outpatient parenteral antibiotic therapy (OPAT) because of its safety, once-daily administration and its activity against Gram-positive bacteria. Although daptomycin is increasingly being used in OPAT, limited information about its safety in this scenario is available.

Methods: We performed a prospective multicentre pilot study to evaluate the safety of daptomycin in outpatients with proved or suspected Gram-positive infections (DAPTODOM).

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Aim: To compare the discriminatory power of pulsed-field gel electrophoresis (PFGE) and sequence-based typing (SBT) in Legionella outbreaks for determining the infection source.

Materials & Methods: Twenty-five investigations of Legionnaires' disease were analyzed by PFGE, SBT and Dresden monoclonal antibody.

Results: The results suggested that monoclonal antibody could reduce the number of Legionella isolates to be characterized by molecular methods.

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Objectives: To analyse the possible relationship between consumption of old and new MRSA-active antibiotics and burden of MRSA in acute care hospitals in Catalonia during the period 2007-12.

Methods: Fifty-four hospitals participating in the VINCat Programme were included. Proportion of MRSA (resistant isolates of Staphylococcus aureus per 100 isolates of S.

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Background: Hospital-acquired pneumonia (HAP) is one of the leading nosocomial infections and is associated with high morbidity and mortality. Numerous studies on HAP have been performed in intensive care units (ICUs), whereas very few have focused on patients in general wards. This study examined the incidence of, risk factors for, and outcomes of HAP outside the ICU.

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An outbreak of Legionnaires' disease with 113 confirmed cases was reported in the town of Mataró, Spain, in August 2002. In this study, we compared three different typing methods and characterized the clinical isolates by comparing them with other clinical isolates with the same ST from our own database to further characterize the outbreak. In the outbreak, a total of 16 clinical (nine patients) and 32 environmental (from four environmental sources) Legionella pneumophila isolates were analyzed by pulsed-field electrophoresis (PFGE), sequence-based typing (SBT), and monoclonal antibody typing (MAb).

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