Background The List of Threatening Experiences (LTE) questionnaire is frequently used to
assess stressful events; however, studies of its psychometric properties are scarce. We …

Background: There is limited evidence for a moderating role of both serotonin transporter (SERT)
and brain-derived neurotrophic factor (BDNF) genes on the risk for major depression (…

Background The effects of putative risk factors on the onset and/or persistence of depression
remain unclear. We aim to develop comprehensive models to predict the onset and …

Background Few data exist on the psychosocial factors associated with attrition in longitudinal
surveys. This study was undertaken to determine psychosocial and sociodemographic …

Background. SARS-CoV-2 infection was analyzed according to previous metabolic status
and its association with mortality and post-acute COVID-19. Methods. A population-based …

Background There are no risk algorithms for the onset of anxiety syndromes at 12 months in
primary care. We aimed to develop and validate internally a risk algorithm to predict the …

Background Sadness and anhedonia (loss of interest in activities) are central symptoms of
major depression. However, not all people with these symptoms meet diagnostic criteria for …

Objetivo Analizar la frecuencia de coinfecciones entre los virus gripales y el SARS-CoV-2,
además de las diferencias en la evolución (riesgo de mortalidad, ingreso hospitalario o en …

Objectives We analyzed the impact of age, sex, vaccination against COVID-19, immunosuppressive
treatment, and comorbidities on patients' risk of requiring hospital admission or of …

Introducción Se analizó el impacto de la edad, el sexo, la vacunación, el tratamiento
inmunosupresor y las comorbilidades previas del paciente sobre la condición de riesgo de …