SARS-CoV-2 Infection During the First and Second Pandemic Waves in Spain: the ENE-COVID Study.

To describe participant characteristics associated with severe acute respiratory syndrome coronavirus 2 infection in Spain's first 2 COVID-19 waves per the Spanish National Seroepidemiological Survey of SARS-CoV-2 Infection (ENE-COVID). A representative cohort of the noninstitutionalized Spanish population, selected through stratified 2-stage sampling, answered a questionnaire and received point-of-care testing April to June 2020 (first wave: n = 68 287); previously seronegative participants repeated the questionnaire and test November 2020 (second wave: n = 44 451). We estimated seropositivity by wave and participant characteristics, accounting for sampling weights, nonresponse, and design effects.

Evolution of antibodies against SARS-CoV-2 over seven months: Experience of the nationwide seroprevalence ENE-COVID study in Spain.

Background: The main aims of this study were to analyze trends of SARS-CoV-2 anti-nucleocapsid IgG throughout the four rounds of the seroepidemiologic study ENE-COVID, and compare the fourth-round results of two immunoassays detecting anti-nucleocapsid and anti-RBD IgG.

Methods: ENE-COVID was developed in 2020 (two phases). Phase one included three rounds carried out in April 27-May 11, May 18-June 1, and June 8-June 22.

ENE-COVID nationwide serosurvey served to characterize asymptomatic infections and to develop a symptom-based risk score to predict COVID-19.

Objectives: To characterize asymptomatic SARS-CoV-2 infections and develop a symptom-based risk score useful in primary healthcare.

Study Design And Setting: Sixty-one thousand ninty-two community-dwelling participants in a nationwide population-based serosurvey completed a questionnaire on COVID-19 symptoms and received an immunoassay for SARS-CoV-2 IgG antibodies between April 27 and June 22, 2020. Standardized prevalence ratios for asymptomatic infection were estimated across participant characteristics.

Infection fatality risk for SARS-CoV-2 in community dwelling population of Spain: nationwide seroepidemiological study.

Objective: To estimate the infection fatality risk for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), based on deaths with confirmed coronavirus disease 2019 (covid-19) and excess deaths from all causes.

Design: Nationwide seroepidemiological study.

Setting: First wave of covid-19 pandemic in Spain.

Human Stromal Cell Aggregates Concentrate Adipose Tissue Constitutive Cell Population by In Vitro DNA Quantification Analysis.

Background: Regenerative cell strategies rely on stromal cell implants to attain an observable clinical outcome. However, the effective cell dose to ensure a therapeutic response remains unknown. To achieve a higher cell dose, the authors hypothesized that reducing the volume occupied by mature adipocytes in lipoaspirate will concentrate the stromal vascular fraction present in the original tissue.

Good practice regarding smoking cessation management in Spain: Challenges and opportunities for primary care physicians and nurses.

Introduction: We analyze the activities carried out by primary care (PC) physicians and nurses with respect to smoking cessation and evaluate their self-reported training, knowledge, and behavior.

Methods: A cross-sectional study was conducted including 1514 PC physicians and nurses from June 2016 to March 2017, in Spain. The main variable was Good Practice (GP) in attention to smokers.

Prevalence of SARS-CoV-2 in Spain (ENE-COVID): a nationwide, population-based seroepidemiological study.

Background: Spain is one of the European countries most affected by the COVID-19 pandemic. Serological surveys are a valuable tool to assess the extent of the epidemic, given the existence of asymptomatic cases and little access to diagnostic tests. This nationwide population-based study aims to estimate the seroprevalence of SARS-CoV-2 infection in Spain at national and regional level.

Chronic, but not acute, fatigue predicts self-reported attentional driving errors in mothers attending infant children.

Mothers attending infant children usually experience high levels of fatigue, and fatigue has been shown to be related to car crashes through attentional errors, among other causes. The current study investigates the effects of fatigue on the attentional errors while driving of women attending infant children. A sample of 112 women-67 attending infant children and 45 not attending-filled out self-report questionnaires assessing acute fatigue, chronic fatigue, and attention-related driving errors.

Well-being, behavioral patterns and cycling crashes of different age groups in Latin America: Are aging adults the safest cyclists?

Objectives: This study aimed at analyzing the cycling safety-related factors and the mental health indicators of elderly cyclists in comparison with other age groups.

Methods: For this cross-sectional study, we analyzed the data of 911 bicyclists from two Latin American countries that have been experiencing a substantial growth of urban cycling during the last few years: Colombia and Argentina. Participants responded to an e-questionnaire on bicycling behaviors, mental health and cycling safety.

Nanofat Cell Aggregates: A Nearly Constitutive Stromal Cell Inoculum for Regenerative Site-Specific Therapies.

Background: Recent technology developed by Tulip Medical Products allows clinicians to mechanically disaggregate fat tissue into small fat particles known as nanofat. The present study aimed to evaluate the cell yield obtained from nanofat generation in comparison to traditional methods involving enzymatic dissociation (stromal vascular fraction).

Methods: Nanofat preparations were characterized by cell content and viability, based on DNA quantification and image cytometry, respectively.

Workplace burnout and health issues among Colombian correctional officers.

Introduction: Correctional employees typically work under adverse conditions that may enhance the occurrence of different negative psychological states. Burnout constitutes a high-risk phenomenon that may affect people's physical/mental health and welfare, especially in vulnerable occupational groups.

Objectives: The aim of this study was to characterize the burnout profile of correctional officers, and to associate their burnout profile with health issues and lifestyle factors.

Orthotopic Liver Transplantation With Elderly Donors (Over 80 Years of Age): A Prospective Evaluation.

Background: Our main objective was to assess the clinical outcomes obtained in a single orthotopic liver transplant (OLT) hospital with donors ≥80 years of age compared to a control group of patients subjected to OLT during the same period of time with donors who were under 65 years of age.

Methods: A prospective analysis was carried out on all the OLTs performed using liver grafts from donors in a state of brain death and with an age of ≥80 years (study group) between April 2007 and January 2015. The results of the study group (n = 36) were compared with those of a control group of patients less than 65 years of age receiving transplants with grafts.

Molecular Adsorbent Recirculating System Treatment Can Reduce Blood Levels of N-Acetylcysteine in Patients With Acetaminophen Overdose: Case Reports.

Background: Acetaminophen poisoning continues to be a major cause of liver failure that can lead to liver transplantation. N-acetylcysteine (NAC) is the cornerstone of treatment. Some authors use a Molecular Adsorbent Recirculating System (MARS) system in acetaminophen poisoning.

Under-reporting bicycle accidents to police in the COST TU1101 international survey: Cross-country comparisons and associated factors.

Police crash reports are often the main source for official data in many countries. However, with the exception of fatal crashes, crashes are often underreported in a biased manner. Consequently, the countermeasures adopted according to them may be inefficient.

Travelers' Diarrhea in Children at Risk: An Observational Study From a Spanish Database.

Background: Gastrointestinal symptoms are a common cause of consultation about children traveling to or coming from developing countries. The aim of this study was to identify the risk factors associated with gastrointestinal syndrome in children who travel.

Methods: A prospective observational analytical and multicenter study was performed within +Redivi, a Spanish Tropical Medicine network on imported infections, from January 2009 to December 2013.

The routine use of surgical exposure approach for trans-femoral implantation of the balloon expandable aortic prosthesis is associated to a low rate of vascular complications.

Background: The most frequent complications of transfemoral aortic valve implantation are vascular (15-25%) and are related to an increase in mortality. We sought to assess the rate of vascular complications, its treatment and outcomes using a surgical approach for transfemoral implantation of Edwards-SAPIEN (Edwards Lifescience, Irvine, CA, USA) aortic valve.

Methods: We have conducted a multicenter registry including 4 hospitals using a systematic surgical exposure approach.

Postdilatation for treatment of perivalvular aortic regurgitation after transcatheter aortic valve implantation.

Objectives: The study is made to describe the efficacy and safety of balloon postdilatation (BPD) for the treatment of residual aortic regurgitation (RAoR) after transcatheter aortic valve implantation (TAVI).

Methods And Results: A single-center observational study is made with 157 consecutive patients accepted to TAVI. The patients were divided into two groups (no BPD-period and BPD-period).

Clinical diagnostic accuracy of suspected sources of bacteremia and its effect on mortality.

Background: Although much has been written about bacteremia, evidence of the clinical diagnostic accuracy of bacteremia sources in the absence of microbiological results and the impact of diagnostic accuracy on mortality is scarce.

Methods: This is a retrospective study of bacteremia episodes over a 2-year period at a general hospital in Madrid. Congruence analyses between clinically presumed and definite sources, acquisition, causative organism, empirical treatment and progression to death were performed.

Serum nitrotyrosine and psychometric tests as indicators of impaired fitness to drive in cirrhotic patients with minimal hepatic encephalopathy.

Background & Aims: Cirrhotic patients with minimal hepatic encephalopathy (MHE) show impaired driving ability and increased vehicle accidents. The neurological deficits contributing to impair driving and the underlying mechanisms are poorly understood. Early detection of driving impairment would help to reduce traffic accidents in MHE patients.

Modeling offenses among motorcyclists involved in crashes in Spain.

In relative terms, Spanish motorcyclists are more likely to be involved in crashes than other drivers and this tendency is constantly increasing. The objective of this study is to identify the factors that are related to being an offender in motorcycle accidents. A binary logit model is used to differentiate between offender and non-offender motorcyclists.

Driver training interests of a Spanish sample of young drivers and its relationship with their self-assessment skills concerning risky driving behavior.

Poor driving self-assessment skills (e.g., over-confidence) have been pointed out as an important explanatory factor behind young drivers' accident involvement.

Ferromagnetic heterotrinuclear Cu-Ni complexes of a compartmental chiral Schiff base.

Nickel(II) and copper(II) acetate react with the trinucleating compartmental Schiff base H(4)L (H(4)L = 6,6'-(E)-3,3'-(ethane-1,2-diyl)bis(1-(2-((E)-3-bromo-5-chloro-2-hydroxybenzylideneamino)ethyl)imidazolidine-3,2-diyl)bis(2-bromo-4-chlorophenol)) to produce the heterotrinuclear complexes [Ni(2)CuL(OAc)(2)]·0.25H(2)O·2.5MeOH (1·0.