A screening questionnaire for generalized tonic‐clonic seizures: Hospital‐based validation vs field‐validation method

A screening questionnaire for convulsive seizures: A three-stage field-validation in rural Bolivia

INTRODUCTION Epilepsy is one of the most common neurological diseases in Latin American Countries (LAC) and epilepsy associated with convulsive seizures is the most frequent type. Therefore, the detection of convulsive seizures is a priority, but a validated Spanish-language screening tool to detect convulsive seizures is not available. We performed a field validation to evaluate the accuracy o...

[Development and psychometric validation of a new screening questionnaire for erectile dysfunction (SQUED questionnaire)].

BACKGROUND It is necessary to have simple tools to screen erectile dysfunction (ED) in an easy, reliable and valid manner. The objective of this study was to develop and validate a short diagnostic questionnaire for erectile dysfunction [SQUED), easy to use in the primary care setting. SUBJECTS AND METHOD The development of SQUED included: concepts identification, item generation and evaluati...

Cognitive Change Questionnaire as a method for cognitive impairment screening

The Cognitive Change Questionnaire (CCQ) was created as an effective measure of cognitive change that is easy to use and suitable for application in Brazil. Objective To evaluate whether the CCQ can accurately distinguish normal subjects from individuals with Mild Cognitive Impairment (MCI) and/or early stage dementia and to develop a briefer questionnaire, based on the original 22-item CCQ (...

A new method for the generalized Hyers-Ulam-Rassias stability

We propose a new method, called the textit{the weighted space method}, for the study of the generalized Hyers-Ulam-Rassias stability. We use this method for a nonlinear functional equation, for Volterra and Fredholm integral operators.

Development and validation of a moral intelligence questionnaire for Adolescent children of veterans