Alejandro Nenclares-Portocarrero

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INTRODUCTION The Pittsburgh Sleep Quality Index (PSQI) has become a standard instrument to measure sleep quality. However, its factor structure has not been fully explored and the available Spanish versions have revealed the need to make adaptations. Our objective was to assess the factor structure and reliability of the PSQI. METHODS Eighty seven(More)
AIMS The aim of the present study was to evaluate the prevalence and characteristics of sleep paralysis in adolescents using a folk expression. METHODS Three hundred and twenty-two adolescents (mean age, 15.9 +/- 0.88 years; 66.8% female) from three high schools in Mexico City completed both a self-reported questionnaire, including a colloquial definition(More)
ABSTRACT The occurrence of non-epileptic seizures (NES) and trichotillomania during sleep is rare. We describe the case of an adult woman with a personal history of childhood maltreatment and psychiatric morbidity (major depression, trichotillomania, and conversion disorder), who was referred to the sleep unit because of nocturnal hair-pulling and(More)
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