<?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>0212-1611</journal-id>
<journal-title><![CDATA[Nutrición Hospitalaria]]></journal-title>
<abbrev-journal-title><![CDATA[Nutr. Hosp.]]></abbrev-journal-title>
<issn>0212-1611</issn>
<publisher>
<publisher-name><![CDATA[Grupo Arán]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0212-16112021000200290</article-id>
<article-id pub-id-type="doi">10.20960/nh.03206</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de la exactitud de distintas fórmulas de predicción de la composición corporal, comparadas con la absorciometría de energía dual de rayos X, en futbolistas de equipos profesionales colombianos]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of the accuracy of different body composition prediction formulas, compared to dual energy X-ray absorptiometry, in soccer players of Colombian professional teams]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kammerer López]]></surname>
<given-names><![CDATA[Maximiliano]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ceballos Feria]]></surname>
<given-names><![CDATA[Natalia del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mayor Rengifo]]></surname>
<given-names><![CDATA[María Camila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hoyos García]]></surname>
<given-names><![CDATA[Hugo Hernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez Velásquez]]></surname>
<given-names><![CDATA[Santiago]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad CES  ]]></institution>
<addr-line><![CDATA[Medellín Antioquía]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Deportivo Independiente Medellín  ]]></institution>
<addr-line><![CDATA[Medellín Antioquía]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,América de Cali  ]]></institution>
<addr-line><![CDATA[Cali Valle del Cauca]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Itagüí-Ditaires Leones FC ]]></institution>
<addr-line><![CDATA[Antioquía ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<volume>38</volume>
<numero>2</numero>
<fpage>290</fpage>
<lpage>297</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S0212-16112021000200290&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S0212-16112021000200290&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S0212-16112021000200290&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: el fútbol profesional, tanto a nivel nacional como internacional, es de alta competencia. Los futbolistas deben tener características antropométricas y de composición corporal específicas. El criterio de referencia para la evaluación de la composición corporal es la absorciometría de energía dual de rayos X (DXA), cuyo uso es limitado al ser un método de laboratorio y tener un elevado coste. Conocer qué métodos de campo obtienen resultados similares podría permitir mejores intervenciones nutricionales y de entrenamiento, repercutiendo positivamente en el rendimiento. El objetivo de este estudio fue evaluar la precisión de distintas fórmulas de predicción del porcentaje de grasa y masa adiposa, en comparación con la DXA, en futbolistas de equipos colombianos.  Métodos: estudio analítico transversal con muestreo a conveniencia. Se evaluaron 79 futbolistas profesionales de 4 clubes colombianos. Se midieron 30 variables antropométricas y se realizó un análisis descriptivo en el SPSS v.21, así como un análisis de las correlaciones e índices de concordancia utilizando la prueba de Pearson o de Sperman y el método de Bland y Altman, respectivamente, ambos con el programa estadístico R.  Resultados: se estimó el porcentaje de grasa corporal utilizando seis ecuaciones: Jackson y Pollock (7,20 ± 2,58 %), Yuhasz (7,52 ± 8,50 %), Reilly (10,04 ± 1,43 %), Faulkner (11,23 ± 11,90 %), Pariskova y Buskova (11,08 ± 16,06 %) y Durnin y Womersley (12,41 ± 20,10 %). Se calculó el porcentaje de grasa de la masa adiposa con el método de los cinco componentes (13,17 ± 2,86 %). El porcentaje de grasa corporal que presentó menor diferencia intermétodos (DIM) fue el de fraccionamiento por cinco componentes (0,54 ± 3,56), seguido del obtenido por la fórmula de Durnin y Womersley (0,66 ± 3,52).  Conclusión: el cálculo del porcentaje de grasa a partir del fraccionamiento de 5 componentes y la ecuación de Durnin y Womersley fueron los más cercanos a los resultados obtenidos por el método de referencia, la DXA, en los futbolistas de equipos profesionales colombianos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: professional soccer both in the local setting and in other countries is highly competitive, and those who practice must have specific morphological, anthropometric, and body composition characteristics, in addition to constant monitoring of nutritional and training interventions. Currently, the gold-standard criterion for the evaluation of body composition is Dual Energy X-ray Absorciometry (DXA), which is a costly laboratory method with limited use for many professionals. Knowing which field methods obtain similar results to this would allow a better interdisciplinary approach, which could have a positive impact on sports performance. The objective of this study was to evaluate the accuracy of different formulas for predicting fat percentage and fat mass, as compared to DXA, in Colombian soccer team players.  Methods: a cross-sectional, analytical study using convenience sampling. A total of 79 professional male soccer players, belonging to 4 Colombian first and second division clubs, were included. Thirty anthropometric variables were measured, wherewith a descriptive analysis was performed using the SPSS v.21 program, and a procedure with analytical scope was carried out to establish concordance indices between different measurements using the Bland and Altman method. This statistical process was performed using the library (BlandAltmanLeh) of the statistical program &#8220;R&#8221;.  Results: average age was 23 ± 4.4 years, and the percentage of body fat was estimated using six equations: Jackson and Pollock (7.20 ± 2.58 %), Yuhasz as modified by Carter (7.52 ± 8.50 %), Reilly (10.04 ± 1.43 %), Faulkner (11.23 ± 11.90 %), Pariskova and Buskova (11.08 ± 16.06 %), and Durnin and Womersley (12.41 ± 20,10 %), in addition to the calculation of fat percentage for fat mass using the five-component method (13.17 ± 2.86 %). The percentage of body fat that showed the lowest intermethod difference was fractionation by five components (0.54 ± 3.56), followed by Durnin and Womersley (0.66 ± 3.52).  Conclusion: the calculations of fat percentage using the fractionation of 5 components method and the Durnin and Womersley equation were closest to the results obtained by the gold-standard method (DXA) in soccer players of Colombian professional teams.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Adiposidad]]></kwd>
<kwd lng="es"><![CDATA[Fútbol]]></kwd>
<kwd lng="es"><![CDATA[Antropometría]]></kwd>
<kwd lng="es"><![CDATA[DXA SCAN]]></kwd>
<kwd lng="es"><![CDATA[Deporte]]></kwd>
<kwd lng="es"><![CDATA[Tejido adiposo]]></kwd>
<kwd lng="en"><![CDATA[Adiposity]]></kwd>
<kwd lng="en"><![CDATA[Soccer]]></kwd>
<kwd lng="en"><![CDATA[Anthropometry]]></kwd>
<kwd lng="en"><![CDATA[DXA SCAN]]></kwd>
<kwd lng="en"><![CDATA[Sport]]></kwd>
<kwd lng="en"><![CDATA[Adipose tissue]]></kwd>
</kwd-group>
</article-meta>
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