<?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>1405-9940</journal-id>
<journal-title><![CDATA[Archivos de cardiología de México]]></journal-title>
<abbrev-journal-title><![CDATA[Arch. Cardiol. Méx.]]></abbrev-journal-title>
<issn>1405-9940</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Cardiología Ignacio Chávez]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-99402019000200130</article-id>
<article-id pub-id-type="doi">10.24875/acm.m19000022</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Evaluation of the effect of hospitalization on mortality in patients with heart failure followed in primary care]]></article-title>
<article-title xml:lang="es"><![CDATA[Evaluación del efecto de las hospitalizaciones sobre mortalidad en pacientes con Insuficiencia cardíaca seguidos en atención primaria]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prado-Galbarro]]></surname>
<given-names><![CDATA[Francisco J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gamiño-Arroyo]]></surname>
<given-names><![CDATA[Ana E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Piedra]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Pájaro]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarría-Santamera]]></surname>
<given-names><![CDATA[Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A6 "/>
<xref ref-type="aff" rid="Af7"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Institute of Health Carlos III  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,National Institute of Public Health  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Infantil de México Federico Gómez  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Spanish Society of Rheumatology  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,University of Alcalá  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Health Services Research on Chronic Patients Network  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,UNED  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>89</volume>
<numero>2</numero>
<fpage>130</fpage>
<lpage>137</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-99402019000200130&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-99402019000200130&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-99402019000200130&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Heart failure (HF) is a serious health-care problem. The aim of this study is to evaluate the effect of the first acute episode of decompensated HF that requires a hospitalization on the survival of newly diagnosed cases of HF with follow-up for 5 years in primary care (PC).  Methods: This was a longitudinal observational study of a retrospective cohort of patients with information extracted from electronic medical records of PC. Incident cases of HF from 2006 to 2010 or until death were studied through a survival analysis with Kaplan–Meier and Cox proportional hazards multivariate regression, after applying the propensity score matching technique (PSM).  Results: A total of 3061 new cases of HF were identified. The PSM analysis was performed with 529 couples, with a total of 1058 patients. 5-year survival was 65% in no hospitalized and 53% in hospitalized patients. Factors with an increased risk of mortality were having prescribed nitrates (heart rate [HR] = 1.56; 1.08-2.24). Factors with protective effect were having received the annual influenza vaccine (HR = 0.04; 0.01-0.15) and having been indicated X-rays by PC physician (HR = 0.76; 0.67-0.88).  Conclusions: The findings indicate that hospitalizations are associated with a significant increase in mortality in patients recently diagnosed with HF. It is important to reinforce the need for the prevention of acute decompensated HF and for strategies to improve post-discharge outcomes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: La insuficiencia cardiaca (IC) es un serio problema de asistencia médica. El objetivo de este estudio es evaluar el efecto del primer episodio de IC aguda descompensada que requiere una hospitalización en la supervivencia de los casos de IC recientemente diagnosticados con un seguimiento de 5 años en Atención Primaria (AP).  Métodos: Estudio observacional longitudinal de una cohorte retrospectiva de pacientes con información extraída de la historia clínica electrónica de AP. Se estudiaron los casos incidentes de IC desde 2006 a 2010 o hasta su fallecimiento con un análisis de supervivencia de Kaplan-Meier y un modelo de regresión de Cox, después de aplicar la técnica del Propensity Score Matching (PSM).  Resultados: Se identificaron 3.061 casos nuevos de IC. El análisis PSM se realizó con 529 pareja, con un total de 1.058 pacientes. La supervivencia a los cinco años fue del 65% en pacientes no hospitalizados y del 53% en pacientes hospitalizados. Los factores con mayor riesgo de mortalidad fueron tener prescritos nitratos (HR = 1,56; 1,08-2,24). Los factores con efecto protector fueron haber recibido la vacuna anual de la gripe (HR = 0,04; 0,01-0,15) y haber sido indicadas radiografías por el médico de AP (HR = 0,76; 0,67-0,88).  Conclusiones: Los hallazgos indican que las hospitalizaciones se asocian con un aumento significativo de la mortalidad en pacientes diagnosticados recientemente con IC. Es importante reforzar la necesidad de prevenir la IC descompensada aguda y las estrategias para mejorar los resultados posteriores al alta.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Heart failure]]></kwd>
<kwd lng="en"><![CDATA[Primary care]]></kwd>
<kwd lng="en"><![CDATA[Hospitalization]]></kwd>
<kwd lng="en"><![CDATA[Mortality]]></kwd>
<kwd lng="en"><![CDATA[Propensity score]]></kwd>
<kwd lng="en"><![CDATA[Spain]]></kwd>
<kwd lng="es"><![CDATA[Insuficiencia cardiaca]]></kwd>
<kwd lng="es"><![CDATA[Atención primaria]]></kwd>
<kwd lng="es"><![CDATA[Hospitalización]]></kwd>
<kwd lng="es"><![CDATA[Mortalidad]]></kwd>
<kwd lng="es"><![CDATA[Propensity score]]></kwd>
<kwd lng="es"><![CDATA[España]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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