Andrés Felipe Casanova Rojas

Factorial structure of the patient health questionnaire-9 in long-term survivors of severe COVID-19

Juan Carlos Rivas, Anita Restrepo, Mario Miguel Barbosa, Brayan Daniel Cordoba-Melo et autres

Introduction Depression is prevalent among survivors of severe COVID-19, yet psychometric evidence for screening instruments in this population remains limited, particularly in Latin America. The factor structure of the Patient Health Questionnaire-9 (PHQ-9) remains unclear in long-term survivors of severe COVID-19. This …

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Long-Term Mental Health Evaluation After COVID-19: Insights From the CARDIO COVID 20–21 Registry

Juan Carlos Rivas, Brayan Daniel Cordoba-Melo, Juan Pablo Arango-Ibañez, Sebastián Seni-Molina et autres

Background: Psychopathological manifestations are key features of long COVID, contributing to a considerable global mental health burden. Neuropsychiatric sequelae such as anxiety, depression, cognitive dysfunction, and perceived stress may persist for months or years after infection. Latin American populations remain underrepresented, despite …

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Xerostomia in survivors of severe COVID-19: findings from a Latin American cohort

Paola Villegas, Brayan Daniel Córdoba‐Melo, Juan Pablo Arango-Ibañez, Maria Camila Naranjo-Ramirez et autres

Objectives: SARS-CoV-2 primary affects the respiratory tract; however, evidence suggests the oral cavity can be involved in severe COVID-19 survivors. This study investigates factors associated with xerostomia in severe COVID-19 survivors from a Latin American cohort. Materials and methods: A prospective multicenter …

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Factorial Structure of the Patient Health Questionnaire-9 in long-term survivors of severe COVID-19 (Preprint)

Juan Carlos Rivas, Anita Restrepo, Mario Miguel Barbosa, Brayan Daniel Córdoba‐Melo et autres

BACKGROUND Previous investigations related to the factor structure of the Patient Health Questionnaire (PHQ-9) have yielded inconclusive results, and there is little consensus about the optimal arrangement of its components. OBJECTIVE This study aim to examine the psychometric properties of the nine-item …

Anacardium excelsum phytochemical analysis and in vitro antimicrobial activity against oral cavity microorganisms

Andrés Felipe Casanova Rojas, Clara Juliana Durango, Solanlly E. García, Diego Castañeda-Peláez et autres

Infections of the oral cavity have a broad microbial etiological profile that varies according to each microenvironment in the mouth. Such infections often require antimicrobial treatment, which can lead to the development of resistance. There is thus a need to find new …

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[Experimental antitriatomic program in Santiago].

A Neghme, H Schenone, F Villarroel, Andrés Felipe Casanova Rojas

The rural migration to urban centers occurred since the 40s in many Latin American countries, including Santiago the capital city of Chile, originated a growing belt of premises built with light poor material (the rests of previous rural habitations, mud, pieces of …

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[Epidemiology of toxoplasmosis in Chile. I. Prevalence of human infection, studied by the indirect hemagglutination reaction, in the 1st 3 regions. 1982-1985].

H Schenone, M C Contreras, Patricia Salinas, L Sandoval et autres

La reaction, consideree comme positive avec des titres ≥1/16, a ete positive chez 32,7% de tous les sujets examines, 33,9% des hommes et 31,6% des femmes. Pas de difference entre les habitants urbains (32,9%) et les habitants periurbains et ruraux (31,8%). Une …

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