<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0034-7531</journal-id>
<journal-title><![CDATA[Revista Cubana de Pediatría]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Pediatr]]></abbrev-journal-title>
<issn>0034-7531</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75312019000400006</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Respuestas evocadas visuales mediante estimulación con diodos emisores de luz montados en gafas]]></article-title>
<article-title xml:lang="en"><![CDATA[Visual evoked responses to light-emitting diodes in goggles]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gaya Vázquez]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alvero González]]></surname>
<given-names><![CDATA[Leidy Mabel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrera Rodríguez]]></surname>
<given-names><![CDATA[Licer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alvero González]]></surname>
<given-names><![CDATA[Laidy Maidel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Puentes Corrales]]></surname>
<given-names><![CDATA[Odalys]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Neurociencias de Cuba Dirección de Neurociencias Aplicadas Departamento de Neurofisiología]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Neurociencias de Cuba Dirección de Desarrollo Departamento de Electrónica]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Pediátrico Universitario &#8220;William Soler&#8221; Departamento de Audiología/Neurofisiología Clínica ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Tecnológica de La Habana &#8220;José Antonio Echeverría&#8221; Departamento de Física ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>91</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75312019000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75312019000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75312019000400006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El potencial evocado visual es una técnica que permite la evaluación de la integridad funcional de la vía visual; su aplicación en niños pequeños resulta de gran dificultad.  Objetivo: Caracterizar desde el punto de vista fisiológico el potencial evocado visual en niños menores de 5 años.  Métodos: Estudio descriptivo transversal, donde se registran respuestas visuales obtenidas con diodos (montados en gafas) en 112 niños sanos (65 varones, 47 hembras) con rango de edad entre 3 meses y 5 años. Se calcularon los valores medios y desviación estándar de latencias y amplitudes de cada componente de la respuesta y se estimaron sus dinámicas madurativas en función de la edad. Se utilizó un análisis de componentes principales para explicar la variabilidad morfológica (complejo N1-P1-N2) y, se calculó una ecuación discriminante (con indicadores de replicación y relación señal/ruido), para evaluar la contribución en su mejor detección.  Resultados: La morfología típica encontrada resultó consistente, replicable y mostró un nivel de detección visual &gt; 90 % (para cada componente), con 85 % de acierto global (clasificaciones correctas) mediante la ecuación discriminante. El complejo N1-P1-N2, consigue explicar &gt; 70 % de la varianza de esta respuesta. Se demostró un acortamiento significativo de latencia con la edad (regresión, p&#8804; 0,05) para los componentes N1, P1 (marginal, N2). Los valores de amplitud resultaron de mayor dispersión y su tendencia al incremento no alcanzó significación.  Conclusiones: El registro del potencial evocado visual mediante diodos/gafas demuestra la obtención de respuestas fisiológicas consistentes y replicables (alta detectabilidad) con una variabilidad morfológica controlable.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: The Visual Evoked Potentials is a neurophysiological technique to provide an objective assessment of the functional integrity of the visual pathway. However, the young children population is a particularly difficult (uncooperative) group to obtain visual responses.  Objective: The purpose of this study was to describe electrophysiological characteristics of the visual response in children.  Methods: Descriptive, cross-sectional study. Transient visual evoked potentials with goggles were recorded from 112 healthy children (65 males, 47 females) aged between 3 months to 5 years old. The mean (and standard deviations) for latencies and amplitudes of each component was calculated and both statistical significance in function of age was analyzed (linear regression model). Principal component analysis is use to explain the visual waveform variability. A discriminant equation (with indicators of reliability and noise/signal ratio) is calculate to evaluate contribution in detectability.  Results: The typical waveform of (N1, P1, N2, components) is consistent and reliable and showed a visual detection level &gt;90% (for each component) and 85% of global success (good classifications) with the discriminant equation. N1-P1-N2 complex is able to explain &gt;70% of the visual response variance. A significant reduction of N1, P1 (N2, marginal) latencies with increasing age is demonstrated (linear regression, p&#8804;0.05). There was no significant difference for age-dependent increased pattern of amplitude data (high variability).  Conclusions: The visual evoked potentials/goggles obtained in infants and young children are consistent and reliable physiological responses (high detectability) with recognizable morphological variability.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[respuestas evocadas visuales]]></kwd>
<kwd lng="es"><![CDATA[diodos emisores de luz]]></kwd>
<kwd lng="es"><![CDATA[niños]]></kwd>
<kwd lng="es"><![CDATA[preescolar]]></kwd>
<kwd lng="es"><![CDATA[maduración]]></kwd>
<kwd lng="en"><![CDATA[Visual evoked responses]]></kwd>
<kwd lng="en"><![CDATA[light-emitting diodes]]></kwd>
<kwd lng="en"><![CDATA[goggles]]></kwd>
<kwd lng="en"><![CDATA[children]]></kwd>
<kwd lng="en"><![CDATA[preschool]]></kwd>
<kwd lng="en"><![CDATA[maturation]]></kwd>
</kwd-group>
</article-meta>
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