Publications by authors named "Javier LLorca"

Objectives: Cardiovascular (CV) disease is the leading cause of death among patients with systemic lupus erythematosus (SLE). This study aimed to compare the performance of QRESEARCH-risk estimator version 3 (QRISK3) and the Systematic Coronary Risk Evaluation-2 (SCORE2) scores to identify SLE patients at high risk of CV events, as indicated by the presence of carotid plaques.

Methods: Subclinical atherosclerosis was evaluated using carotid ultrasound in 365 SLE patients.

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Objectives: To determine whether current magnetic resonance imaging (MRI) could detect superficial cartilage lesions that are observed during diagnostic arthroscopy in patients with knee pain who have not been diagnosed with joint disease.

Methods: Adult patients with knee pain of unclear origin lasting more than three months, scheduled for a therapeutic/diagnostic arthroscopy were recruited. Demographic and clinical data, pain assessment, MRI imaging, and observations of cartilage damage in the medial femoral condyle during arthroscopic procedure were documented.

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Background: 10% of postmenopausal breast cancer cases are attributed to a high body mass index (BMI). BMI underestimates body fat, particularly in older women, and therefore the cancer burden attributable to obesity may be even higher. However, this is not clear.

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Cartilage defect repair with optimal efficiency remains a significant challenge due to the limited self-repair capability of native tissues. The development of bioactive scaffolds with biomimicking mechanical properties and degradation rates matched with cartilage regeneration while simultaneously driving chondrogenesis, plays a crucial role in enhancing cartilage defect repair. To this end, a novel composite scaffold with hierarchical porosity was manufactured by incorporating a pro-chondrogenic collagen type I/II-hyaluronic acid (CI/II-HyA) matrix to a 3D-printed poly(glycerol sebacate) (PGS) framework.

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Objective: This study examines the impact of the COVID-19 pandemic on both routine and non-routine vaccinations in infants during their initial 18 months of life, concurrently exploring the complex influence of sociodemographic factors.

Methods: A cohort study was conducted, involving 2007 children in two distinct periods: pre-pandemic (January-June 2018) and pandemic (March 2020-May 2021). Participants were classified into two cohorts: 962 children in the 2018 group and 1045 children in the 2020-21 group.

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The influence of elastic strains on the adsorption processes of seven adsorbates (H, C, N, O, CO, NO, and H) onto the surface of Pt(111) and PtO (110) has been investigated using density functional theory (DFT) simulations. The total adsorption energy was decomposed into mechanical and electronic contributions. Our results indicate that elastic strain in metals affects the adsorption energy by modifying the electronic structure of the surface rather than changing the physical space where the atoms reside after adsorption.

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Bioabsorbable Mg wire-reinforced poly-lactic acid (PLA) matrix composites are potential candidate for load-bearing orthopedic implants offering tailorable mechanical and degradation properties by stacking sequence, volume fraction and surface modification of Mg wires. In this study, we investigated the cytocompatibility, cell-material interaction, and bone differentiation behavior of MC3T3-E1 pre-osteoblast cells for medical-grade PLA, Mg/PLA, and PEO-Mg/PLA (having PEO surface modification on Mg wires) composites. MTT and live/dead assay showed excellent biocompatibility of both composites while cell-material interaction analysis revealed that cells were able to adhere and proliferate on the surface of composites.

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Objective: To assess the predictive value of four cardiovascular (CV) risk algorithms for identifying high-risk psoriatic arthritis (PsA) patients.

Methods: Evaluation of patients with PsA enrolled in the Spanish prospective project CARdiovascular in RheuMAtology. Baseline data of 669 PsA patients with no history of CV events at the baseline visit, who were followed in rheumatology outpatient clinics at tertiary centres for 7.

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Objective: To establish the predictive value of the QRESEARCH risk estimator version 3 (QRISK3) algorithm in identifying Spanish patients with ankylosing spondylitis (AS) at high risk of cardiovascular (CV) events and CV mortality. We also sought to determine whether to combine QRISK3 with another CV risk algorithm: the traditional SCORE, the modified SCORE (mSCORE) EULAR 2015/2016 or the SCORE2 may increase the identification of AS patients with high-risk CV disease.

Methods: Information of 684 patients with AS from the Spanish prospective CARdiovascular in ReuMAtology (CARMA) project who at the time of the initial visit had no history of CV events and were followed in rheumatology outpatient clinics of tertiary centers for 7.

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Background: Since 1978 many children are born thanks to assisted reproductive technology (ART). However, the long-term effects of these therapies are still not fully known. Our objective is to evaluate the risk of cerebral palsy (CP) after ART compared with that in those spontaneously conceived (SC) and to examine this risk in single, multiple, and preterm births and the evolution of the risk over the years.

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Medical grade PLDL, PLDL/Mg and PLDL/Zn filaments were manufactured by a dual extrusion method and used to prepare coupons and scaffolds with controlled porosity by fused filament fabrication. The mechanical properties, degradation mechanisms and biological performance were carefully analyzed. It was found that the presence of 4 vol.

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Objective: Giant cell arteritis (GCA) and polymyalgia rheumatica (PMR) are often overlapping conditions. We studied whether 18F-fluorodeoxyglucose (FDG) positron emission tomography-computed tomography (PET-CT) is useful in identifying PMR in the setting of large vessel (LV) GCA.

Methods: LV-GCA patients diagnosed by PET-CT at a tertiary care center for a population of 450,000 people over a two-year period were reviewed.

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Purpose: To build models combining circulating microRNAs (miRNAs) able to identify women with breast cancer as well as different types of breast cancer, when comparing with controls without breast cancer.

Method: miRNAs analysis was performed in two phases: screening phase, with a total n = 40 (10 controls and 30 BC cases) analyzed by Next Generation Sequencing, and validation phase, which included 131 controls and 269 cases. For this second phase, the miRNAs were selected combining the screening phase results and a revision of the literature.

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Introduction: Several indicators were employed to manage the COVID-19 pandemic. In this study, our objective was to compare the instantaneous reproductive number and the epidemic growth rate in the Spanish population.

Methods: Data on daily numbers of cases, admissions into hospitals, admissions into ICUs, and deaths due to COVID-19 in Spain from March 2020 to March 2022 were obtained.

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Article Synopsis
  • - This study investigates the potential link between chronic lymphocytic leukemia (CLL) and exposure to trihalomethanes (THMs) and nitrate in drinking water, along with swimming pool attendance.
  • - Researchers collected data from CLL patients and control subjects in Spain, analyzing water quality and pool usage, ultimately finding that long-term exposure to THMs and frequent pool use were associated with higher odds of developing CLL.
  • - The findings suggest that even low levels of THMs in drinking water and regular swimming pool attendance may contribute to CLL risk, highlighting the need for further research into these environmental factors.
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A phase-field model is developed to simulate the corrosion of Mg alloys in body fluids. The model incorporates both Mg dissolution and the transport of Mg ions in solution, naturally predicting the transition from activation-controlled to diffusion-controlled bio-corrosion. In addition to uniform corrosion, the presented framework captures pitting corrosion and accounts for the synergistic effect of aggressive environments and mechanical loading in accelerating corrosion kinetics.

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Background: Nitrate and trihalomethanes (THMs) in drinking water are widespread and are potential human carcinogens.

Objective: We evaluated the association between drinking-water exposure to nitrate and THMs and prostate cancer.

Methods: During the period 2008-2013, 697 hospital-based incident prostate cancer cases (97 aggressive tumors) and 927 population-based controls were recruited in Spain, providing information on residential histories and type of water consumed.

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Article Synopsis
  • - The COVID-19 pandemic has disrupted pregnancy management and work conditions, but little research has been done on how these changes impact pregnant women leaving work earlier and the effects on pregnancy outcomes
  • - A study in Cantabria, Spain, analyzed 760 women who were pregnant during 2020, looking specifically at factors that influenced whether they left work before the 26th week of pregnancy
  • - Findings revealed that factors like having a university degree, working in-person, being born outside Europe, and not smoking were linked to a lower likelihood of leaving work early, but leaving work earlier did not correlate with different pregnancy outcomes.
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Article Synopsis
  • Preterm birth (PTB) is a major cause of infant mortality globally, and studies show mixed results regarding its rates during COVID-19 lockdowns, with changes ranging from -90% to +30%.
  • Analysis of data from 52 million births in 26 countries indicates modest reductions in PTB rates during the first three months of lockdown, but no significant changes in the fourth month.
  • High-income countries showed an increase in stillbirth risk during the first month of lockdown, with Brazil experiencing increased stillbirth rates throughout the entire lockdown period, highlighting the need for further investigation into these trends.
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The corrosion, mechanical degradation and biological performance of cold-drawn WE43 Mg wires were analyzed as a function of thermo-mechanical processing and the presence of a protective oxide layer created by continuous plasma electrolytic oxidation (PEO). It was found that the corrosion properties of the non-surface-treated wire could be optimized by means of thermal treatment within certain limits, but the corrosion rate remained very high. Hence, strength and ductility of these wires vanished after 24 h of immersion in simulated body fluid at 37 °C and, as a result of that rather quick degradation, direct tests did not show any MC3T3-E1 preosteoblast cell attachment on the surface of the Mg wires.

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In our work, a novel processing strategy for the continuous fabrication and surface modification of wires from Magnesium alloy WE43 by means of plasma-electrolytic oxidation (PEO) is presented. In the first step, wires with a strong basal texture and small grain size (≈ 1 μm) were manufactured by combined cold drawing and in-line stress-relief heat treatment steps that optimized the mechanical properties (in terms of strength and ductility) by means of annealing. In a second step, and to the best of our knowledge for the first time ever, the wires were continuously surface-modified with a novel plasma electrolytic oxidation process, which was able to create a homogeneous porous oxide layer made of MgO and Mg(PO) on the wire surface.

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Background/aim: In previous studies, we identified estrogen receptor, progesterone receptor, Ki67, p53, c-erb-B2, and E-cadherin to be individually associated with the prognosis of endometrial carcinoma. In the present study, we aimed to identify which of the aforementioned are associated with survival after long-term follow-up.

Patients And Methods: A total of 106 patients were followed until their demise, or for a median of 120 months in the case of survival (range=84-240 months).

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Background: Our main objective was to determine the evolution of IgG and IgA antibodies directed against SARS-CoV-2 protein S in the blood of lactating women and in breast milk.

Methods: A cohort of 110 uninfected and vaccinated breastfeeding women was followed-up for 6 months at the Marqués de Valdecilla University Hospital, Spain, in 2020. An additional group of 23 breastfeeding mothers who had no previously documented infection and had not been vaccinated against SARS-CoV-2 were included as a control group.

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Objective: To extend knowledge about the long-term use of hormones in hormone therapy or oral contraception as prognostic factors in breast cancer.

Methods: The MCC-Spain project is a cohort of 1,685 women with incident breast cancer recruited in Spain. Recruitment was carried out between 2007 and 2010, and the follow-up finished in December 2017.

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Objectives: To determine the potential impact of extra-articular manifestations (EAMs) on disease characteristics and cardiovascular (CV) risk in patients with axial spondylarthritis (axSpA).

Methods: This is a cross-sectional study from the AtheSpAin cohort, a Spanish multicenter cohort to study atherosclerosis in axSpA. Data on the history of CV events, subclinical carotid atherosclerosis, and disease-related features, including EAMs, were collected.

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