<?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>1657-5997</journal-id>
<journal-title><![CDATA[Aquichan]]></journal-title>
<abbrev-journal-title><![CDATA[Aquichan]]></abbrev-journal-title>
<issn>1657-5997</issn>
<publisher>
<publisher-name><![CDATA[Universidad de La Sabana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1657-59972024000200003</article-id>
<article-id pub-id-type="doi">10.5294/aqui.2024.24.2.3</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Cardiac Coherence and the Effectiveness of Cardiovascular Biofeedback in the Nursing Team: A Randomized Clinical Trial]]></article-title>
<article-title xml:lang="es"><![CDATA[Coherencia cardiaca y eficacia del biofeedback cardiovascular en personal de enfermería: ensayo clínico aleatorizado]]></article-title>
<article-title xml:lang="pt"><![CDATA[Coerência cardíaca e eficácia do biofeedback cardiovascular na equipe de enfermagem: ensaio clínico randomizado]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Antoniolli]]></surname>
<given-names><![CDATA[Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Teixeira Macedo]]></surname>
<given-names><![CDATA[Andréia Barcellos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Urrea Vega]]></surname>
<given-names><![CDATA[Edwing Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pai]]></surname>
<given-names><![CDATA[Daiane Dal]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Day]]></surname>
<given-names><![CDATA[Carolina Baltar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[Sônia Beatriz Cócaro de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade Federal do Rio Grande do Sul  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade Federal do Rio Grande do Sul  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidade Federal do Rio Grande do Sul  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidade Federal do Rio Grande do Sul  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Pontifícia Universidade Católica de Porto Alegre  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidade Federal do Rio Grande do Sul  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<volume>24</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S1657-59972024000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S1657-59972024000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S1657-59972024000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Through guided and conscious deep breathing, cardiovascular biofeedback, an innovative technological tool that enables improved cardiac coherence and activation of the parasympathetic nervous system, which are vital for recovering and maintaining ho-meostasis and psycho-emotional health.  Objective: To verify the effect of cardiovascular biofeedback on heart rate variability parameters in nursing professionals.  Materials and Methods: This is a randomized clinical trial conducted in two groups - biofeedback and placebo - with 115 nursing professionals working in clinical and surgical inpatient units at a university hospital, who presented an overall stress level higher than 1, according to the Stress Symptom Scale. The groups participated in nine appointments over three weeks. The outcome was assessed by rMSSD parameters and cardiac coherence at the end of each appointment, which were measured using EmWave Pro Plus®, which uses photoplethysmography to quantify physiological data related to the heartbeat. The analysis was performed using generalized estimation equations, considering &#945;= 5 %.  Results: There was a significant time-group interaction in cardiac coherence parameters; the intervention group presented an increase in the mean cardiac coherence parameters at all measurement times, when compared to the control group (p &lt; 0.001; r &gt; 0.98). There was no significant time-group interaction in the rMSSD parameters at any of the measurement times (p = 0.432). As a mind-body therapy, cardiovascular biofeedback proved to be useful and promising. By promoting parasympathetic activation and relaxation, it is possible to prevent the deleterious effects associated with occupational stressors.  Conclusion: The intervention with cardiovascular biofeedback proved to be superior to placebo in improving cardiac coherence, resulting in the recovery of the body's homeostasis.  Clinical Trials Register: NCT04446689]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: A través de la respiración profunda guiada y consciente, el biofeedback cardiovascular, una herramienta tecnológica innovadora, permite mejorar la coherencia cardiaca y la activación del sistema nervioso parasimpático, fundamentales para recuperar y mantener la homeostasis y la salud psicoemocional.  Objetivo: Analizar el efecto del biofeedback cardiovascular sobre los parámetros de variabilidad de la frecuencia cardiaca en profesionales de enfermería.  Materiales y método: Ensayo clínico aleatorizado con dos grupos -biofeedback y placebo- realizado con 115 profesionales de enfermería que trabajaban en unidades de hospitalización clínica y quirúrgica de un hospital universitario, que presentaban un nivel de estrés global superior a 1, según la Escala de Síntomas de Estrés. Los grupos participaron en nueve reuniones a lo largo de tres semanas. El desenlace se evaluó mediante parámetros de rMSSD y coherencia cardiaca al final de cada reunión, medidos con el EmWave Pro Plus®, que utiliza la fotopletismografía para cuantificar los datos fisiológicos relacionados con los latidos del corazón. El análisis se realizó mediante ecuaciones de estimación generalizada, considerando &#945; = 5%. Resultados: se evidenció una interacción significativa tiempo-grupo en los parámetros de coherencia cardiaca; el grupo de intervención presentó un aumento de los parámetros medios de coherencia cardiaca en todos los momentos de medición en comparación con el grupo de control (p &lt; 0,001; r &gt; 0,98). No hubo una interacción significativa entre el tiempo y el grupo en los parámetros rMSSD en ninguno de los tiempos de medición (p = 0,432). Como terapia mente-cuerpo, el biofeedback cardiovascular demostró ser útil y prometedor, ya que al promover la activación parasimpática y la relajación es posible prevenir los efectos deletéreos asociados a los estresores ocupacionales.  Conclusión: La intervención con biofeedback cardiovascular tuvo un efecto mayor que el placebo en la mejora de la coherencia cardiaca, lo que se tradujo en la recuperación de la homeostasis del organismo.  Registro Clinical Trials: NCT04446689.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo  Introdução: A partir de uma respiração profunda guiada e consciente, o biofeedback cardiovascular, ferramenta tecnológica inovadora, possibilita melhorar a coerência cardíaca e a ativação do sistema nervoso parassimpático, fundamentais para a recuperação e manutenção da homeostase e da saúde psicoemocional.  Objetivo: Verificar o efeito do biofeedback cardiovascular sobre os parâmetros da variabilidade da frequência cardíaca dos profissionais da enfermagem.  Materiais e método: Ensaio clínico randomizado, com dois grupos - biofeedback e placebo -, realizado com 115 profissionais de enfermagem atuantes em unidades de internação clínica e cirúrgica de um hospital universitário, que apresentaram nível geral de estresse maior que 1, conforme a Escala de Sintomas de Estresse. Os grupos participaram de nove encontros por três semanas. O desfecho foi avaliado pelos parâmetros rMSSD e pela coerência cardíaca, ao final de cada encontro, aferidos através do Em-Wave Pro Plus®, que utiliza fotopletismografia para a quantificação de dados fisiológicos relacionados ao batimento cardíaco. A análise foi feita por equações de estimação generalizadas, considerando &#945; = 5 %.  Resultados: Evidenciou-se interação tempo-grupo significativa nos parâmetros da coerência cardíaca; o grupo intervenção teve aumento nas médias dos parâmetros da coerência cardíaca em todos os momentos de aferição quando comparado ao grupo controle (p &lt; 0,001; r &gt; 0,98). Não houve interação tempo-grupo significativa nos parâmetros da rMSSD em nenhum dos momentos de aferição (p = 0,432). Como terapia mente-corpo, o biofeedback cardiovascular mostrou-se útil e promissor, ao promover ativação parassimpática e relaxamento possibilita a prevenção de efeitos deletérios associados aos estressores ocupacionais.  Conclusão: Intervenção com biofeedback cardiovascular demonstrou efeito superior a placebo na melhora da coerência cardíaca, refletindo em recuperação da homeostase do organismo.  Registro Clinical Trials: NCT04446689.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[DeCS): Clinical Trial]]></kwd>
<kwd lng="en"><![CDATA[Nursing, Team]]></kwd>
<kwd lng="en"><![CDATA[Biofeedback, Psychology]]></kwd>
<kwd lng="en"><![CDATA[Emotional Adjustment]]></kwd>
<kwd lng="en"><![CDATA[Occupational Health]]></kwd>
<kwd lng="es"><![CDATA[DeCS): Ensayo clínico]]></kwd>
<kwd lng="es"><![CDATA[personal de enfermería]]></kwd>
<kwd lng="es"><![CDATA[biofeedback psicológico]]></kwd>
<kwd lng="es"><![CDATA[ajuste emocional]]></kwd>
<kwd lng="es"><![CDATA[salud de los trabajadores]]></kwd>
<kwd lng="pt"><![CDATA[Ensaio clínico]]></kwd>
<kwd lng="pt"><![CDATA[equipe de enfermagem]]></kwd>
<kwd lng="pt"><![CDATA[biorretroalimentação psicológica]]></kwd>
<kwd lng="pt"><![CDATA[ajustamento emocional]]></kwd>
<kwd lng="pt"><![CDATA[saúde do trabalhador]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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