1,721,526 research outputs found

    Psychometric properties of the Patient Health Questionnaire nine-item version (PHQ-9) for use among hospitalized non-psychiatric medical patients

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    Background: Depression comorbid with non-psychiatric illness is widely prevalent, and the source of considerable burden. Reliable rating tools to detect depression in the general medical setting are therefore needed across different regions, including Argentina. The present study aimed to compare the psychometric characteristics of the Patient Health Questionnaire 9 (PHQ-9), Beck Depression Inventory-II (BDI-II) and Hospital Anxiety and Depression Scale (HADS) against each other, using independent criterion for the diagnosis of a major depressive episode (MDE).Methods: A multicenter, cross-sectional study was conducted over six months, screening 257 hospitalized general medical patients across three hospitals. After admission, participants were interviewed by a trained psychiatrist using the Mini International Neuropsychiatric Interview (MINI), and then each participant went through the administration of PHQ-9, BDI-II, and HADS.Results: For the diagnosis of a MDE according to the MINI, the best cut-off scores were 10 for the PHQ-9, 16 for the BDI-II, and 15 for the HADS. Owing to clinical interpretability issues, a two-factor solution was preferred using exploratory factor analysis (component 1 ?somatic/neurovegetative?, and component 2 ?psychological/cognitive? of depression). The local version of the PHQ-9 had high internal consistency (Cronbach's alpha=.87). Conclusions: The Argentine version of the PHQ-9 questionnaire showed acceptable validity and reliability for the screening of depressive symptoms.Fil: Daray, Federico Manuel. Universidad de Buenos Aires. Facultad de Medicina; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay; ArgentinaFil: Hunter, F.. Gobierno de la Ciudad de Buenos Aires. Hospital General de Agudos "Ramos Mejía"; ArgentinaFil: Anastasia, A.. National Institue for Social Security; ItaliaFil: Fornaro, M.. Università degli Studi di Napoli Federico II; Itali

    LA GRADONATURA DEL FRONTE DI CAVA QUALE ELEMENTO DI PROTEZIONE DALLA CADUTA DI BLOCCHI SUL PIAZZALE: ANALISI CINEMATICA DEL FENOMENO PER DIVERSE CONFIGURAZIONI

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    Il lavoro analizza l'influenza della geometria dei fronti di cava sulle traiettorie di caduta massi e sulle aree di invasione dei blocchi stessi suggerendo idonee geometrie dei fronti stess

    The Apollodorus of Christian Gottlob Heyne

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    Heyne’s work on Apollodorus has the same good and bad points as his other monumental commentaries, such as those on Virgil and Homer. In particular, the ‘comparative’ intentions of the introduction were ignored in the minutiae of gathering sources. In short, it is a commentary poised between 17th-18th century erudition and 19th-century philological precision, to whose levels of exactness it never arrived
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