<?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>0864-2176</journal-id>
<journal-title><![CDATA[Revista Cubana de Oftalmología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Oftalmol]]></abbrev-journal-title>
<issn>0864-2176</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-21762019000100002</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estudio de la curva de aprendizaje de la facoemulsificación durante la residencia]]></article-title>
<article-title xml:lang="en"><![CDATA[Study of the resident phacoemulsification learning curve]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Silva]]></surname>
<given-names><![CDATA[Juan Raúl]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carranza]]></surname>
<given-names><![CDATA[Marcos Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Ramos]]></surname>
<given-names><![CDATA[Heidy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramos López]]></surname>
<given-names><![CDATA[Meisy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Perera Miniet]]></surname>
<given-names><![CDATA[Elianne]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Cubano de Oftalmología &#8220;Ramón Pando Ferrer&#8221;  ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<volume>32</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-21762019000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-21762019000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-21762019000100002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo: Evaluar la curva de aprendizaje de la facoemulsificación en residentes de Oftalmología.  Métodos: Se realizó un estudio prospectivo, descriptivo de corte longitudinal, de las cirugías de cataratas por facoemulsificación, efectuadas por los residentes de Oftalmología en el Servicio de Microcirugía Ocular, entre junio del año 2014 y enero de 2016, con el objetivo de evaluar la curva de aprendizaje de esta cirugía. Las variables de este estudio incluyeron número de cirugías previas realizadas, paso de la técnica quirúrgica efectuada, parámetros facodinámicos empleados (flujo, vacío, potencia y tiempo total de ultrasonido) y complicaciones transoperatorias. Se estudió una muestra de 81 cirugías que cumplieron los criterios de inclusión. A las variables cualitativas se aplicó la prueba exacta de Fisher. Para definir la relación entre las variables continuas fue empleado un análisis de regresión para la curva de mejor ajuste, las ecuaciones y el coeficiente de determinación de estas. El nivel de significación estadística utilizado fue de p &lt; 0,05.  Resultados: Se alcanzó una estabilidad en la cirugía con un promedio de 19 procedimientos, con una disminución significativa de las complicaciones. Conclusiones: Los residentes con un mínimo de 30 cirugías previas son capaces de realizar la cirugía en su totalidad sin complicaciones.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Objective: Evaluate the phacoemulsification learning curve of ophthalmology residents.  Methods: A prospective longitudinal descriptive study was conducted of the phacoemulsification cataract operations performed by ophthalmology residents at the Ocular Microsurgery Service from June 2014 to January 2016, with the purpose of evaluating the learning curve for this type of surgery. The variables analyzed were number of previous operations done, step of the surgical technique performed, phacodynamic parameters used (flow, vacuum, power and total time of ultrasound) and intraoperative complications. The study sample was 81 operations meeting the inclusion criteria. Qualitative variables were analyzed with Fisher's exact test. The relationship between continuous variables was determined by regression analysis for the best-fitting curve, their equations and their coefficient of determination. The statistical significance level used was p&lt; 0.05.  Results: Surgical stability was achieved in an average 19 procedures, with a significant decrease in complications.  Conclusions:  Residents with a minimum 30 previous operations are capable of performing the surgery in its entirety without complications.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Facoemulsificación]]></kwd>
<kwd lng="es"><![CDATA[curva de aprendizaje]]></kwd>
<kwd lng="es"><![CDATA[residentes]]></kwd>
<kwd lng="en"><![CDATA[Phacoemulsification]]></kwd>
<kwd lng="en"><![CDATA[learning curve]]></kwd>
<kwd lng="en"><![CDATA[residents]]></kwd>
</kwd-group>
</article-meta>
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<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fried]]></surname>
<given-names><![CDATA[MP]]></given-names>
</name>
<name>
<surname><![CDATA[Uribe]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[Sadoughi]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The role of virtual reality in surgical training in otorhinolaryngology]]></article-title>
<source><![CDATA[Curr Opin Otolaryngol Head Neck Surg]]></source>
<year>2007</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>163-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
