<?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>0120-9957</journal-id>
<journal-title><![CDATA[Revista colombiana de Gastroenterología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. Gastroenterol.]]></abbrev-journal-title>
<issn>0120-9957</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Gastroenterología  ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-99572022000200145</article-id>
<article-id pub-id-type="doi">10.22516/25007440.789</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Gastrointestinal food allergy: Prevalence, characterization, and direct costs in a referral center in Bogotá]]></article-title>
<article-title xml:lang="es"><![CDATA[Alergia alimentaria gastrointestinal: prevalencia, caracterización y costos directos en un centro de remisión en Bogotá]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Laignelet-Hernández]]></surname>
<given-names><![CDATA[Hugo Hernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Mantilla.]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,IPS Gastroped  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,IPS Gastroped  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>37</volume>
<numero>2</numero>
<fpage>145</fpage>
<lpage>154</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572022000200145&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572022000200145&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572022000200145&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: The prevalence and incidence of gastrointestinal food allergy has increased in recent years with high associated costs, but usually with a good prognosis; nonetheless, in Colombia, information is scarce. This study intends to describe demographic variables, symptomatology, clinical picture, nutritional status, management, and natural history of the disease, determine its prevalence in the Colombian pediatric population by age group, and describe its direct costs.  Materials and methods: The study was conducted in three phases. In the first, we estimated the prevalence of the disease from the review of the RIPS and MIPRES databases between 2015 and 2019. Secondly, we checked the medical records selected per the inclusion and exclusion criteria for characterization and costs. Lastly, through a telephone survey, we asked about the current state of the disease and its resolution.  Results: The estimated prevalence adjusted for underreporting was 0.04 % for the pediatric population and 0.148 % for those under five. The most frequent diagnoses were allergic proctocolitis (59.3 %) and secondary functional gastrointestinal disorders (13.9 %). The most frequent allergen was cow&#8217;s milk protein. Early management is related to an excellent nutritional prognosis. Direct costs are mainly related to using formulas (92 %) and medical appointments (3.4 %); 89 % of parents consider that the food allergy will resolve over time.  Conclusions: This retrospective study is the most extensive in Colombia, drawing local conclusions that may be compared with other countries.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  la prevalencia e incidencia de la alergia alimentaria gastrointestinal ha aumentado en los últimos años, con importantes costos asociados, pero usualmente de buen pronóstico; sin embargo, en Colombia la información es escasa. Los objetivos del presente estudio son describir variables demográficas, sintomatología, clínica, estado nutricional, manejo e historia natural de la enfermedad; conocer su prevalencia en la población pediátrica colombiana por grupo etario, y describir sus costos directos.  Materiales y métodos:  el estudio se desarrolló en 3 fases: en la primera, se estimó la prevalencia de la enfermedad a partir de la revisión de las bases RIPS y MIPRES de 2015 a 2019; en la segunda, se revisaron las historias clínicas seleccionadas por los criterios de inclusión y exclusión para caracterización y costos; y en la tercera, por medio de una encuesta telefónica se interrogó el estado actual de la enfermedad y su resolución.  Resultados:  la prevalencia estimada ajustada por subregistro fue de 0,04 % para la población pediátrica y de 0,148 % para los menores de 5 años. Los diagnósticos más frecuentes fueron proctocolitis alérgica (59,3 %) y trastornos gastrointestinales funcionales secundarios (13,9 %). El alérgeno más frecuente fue la proteína de leche de vaca. El manejo temprano está relacionado con buen pronóstico nutricional. Los costos directos se relacionan principalmente con el uso de fórmulas (92 %) y consultas médicas (3,4 %). El 89 % de los padres considera la resolución de la alergia a través del tiempo.  Conclusiones:  este es el estudio retrospectivo más grande en Colombia, lo que permite conclusiones locales que pueden ser comparadas con otros países.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Food hypersensitivity]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal]]></kwd>
<kwd lng="en"><![CDATA[pediatrics]]></kwd>
<kwd lng="en"><![CDATA[characterization]]></kwd>
<kwd lng="en"><![CDATA[prevalence]]></kwd>
<kwd lng="en"><![CDATA[direct costs]]></kwd>
<kwd lng="es"><![CDATA[Hipersensibilidad a los alimentos]]></kwd>
<kwd lng="es"><![CDATA[gastrointestinal]]></kwd>
<kwd lng="es"><![CDATA[pediatría]]></kwd>
<kwd lng="es"><![CDATA[caracterización]]></kwd>
<kwd lng="es"><![CDATA[prevalencia]]></kwd>
<kwd lng="es"><![CDATA[costos directos]]></kwd>
</kwd-group>
</article-meta>
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