<?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>0123-9392</journal-id>
<journal-title><![CDATA[Infectio]]></journal-title>
<abbrev-journal-title><![CDATA[Infect.]]></abbrev-journal-title>
<issn>0123-9392</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Infectología.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0123-93922020000200103</article-id>
<article-id pub-id-type="doi">10.22354/in.v24i2.841</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Predicción temporal de CD4+ en 80 pacientes con manejo antirretroviral a partir de valores de leucocitos]]></article-title>
<article-title xml:lang="en"><![CDATA[CD4+ temporal prediction in 80 patients with antiretroviral management from leukocyte counts]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Velásquez]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prieto-Bohórquez]]></surname>
<given-names><![CDATA[Signed]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Díaz]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Correa-Herrera]]></surname>
<given-names><![CDATA[Catalina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Soracipa-Muñoz]]></surname>
<given-names><![CDATA[Yolanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jattin-Balcázar]]></surname>
<given-names><![CDATA[Jairo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[David-Ibarra]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Asociación Colombiana de Neurocirugía  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Clínica de Marly Servicios y Asesorías en Infectología ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Militar Nueva Granada Centro de Investigaciones de la Clínica del Country ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>24</volume>
<numero>2</numero>
<fpage>103</fpage>
<lpage>107</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0123-93922020000200103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0123-93922020000200103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0123-93922020000200103&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo:  establecer una metodología predictiva de aplicación clínica de recuentos de CD4+ en rangos de interés clínico a partir del recuento absoluto de leucocitos.  Metodología:  a partir de los valores secuenciales de leucocitos y linfocitos CD4+ de 9 pacientes, se observaron patrones matemáticos que posteriormente fueron aplicados en un estudio ciego con 71 casos para confirmar su capacidad predictiva, midiendo porcentajes de especificidad y sensibilidad.  Resultados:  se determinaron cinco patrones matemáticos que predicen en el 99% de los casos los distintos recuentos de CD4+ a partir de recuentos de leucocitos con valores de especificidad y sensibilidad del 99%.  Conclusiones:  los patrones matemáticos encontrados entre recuento de leucocitos y CD4+ sugieren que este fenómeno prácticamente es determinista.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective:  To establish a predictive methodology of CD4+ counts for clinical application in ranges of clinical interest based on the absolute leukocyte count.  Methodology:  From sequential values of leukocytes and CD4+ lymphocytes of nine patients, mathematical patterns were observed and applied in a blind study with 71 cases to confirm their predictive capacity, measuring percentages of specificity and sensitivity.  Results:  Five mathematical patterns were determined that predict 99% of the cases in which CD4+ counts are obtained from leukocyte counts with specificity and sensitivity values of 99%.  Conclusions:  The mathematical patterns found between leukocytes and CD4 counts suggest that this phenomenon is practically deterministic.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[citometría de flujo]]></kwd>
<kwd lng="es"><![CDATA[HIV]]></kwd>
<kwd lng="es"><![CDATA[Linfocitos T CD4]]></kwd>
<kwd lng="en"><![CDATA[flow cytometry]]></kwd>
<kwd lng="en"><![CDATA[HIV]]></kwd>
<kwd lng="en"><![CDATA[CD4+ T lymphocytes]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Prieto]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Correa]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Soracipa]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diagnosis of cervical cells based on fractal and Euclidian geometrical measurements: Intrinsic Geometric Cellular Organization]]></article-title>
<source><![CDATA[BMC Med Phys]]></source>
<year>2014</year>
<volume>17</volume>
<numero>14</numero>
<issue>14</issue>
<page-range>2</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
