<?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>0864-0300</journal-id>
<journal-title><![CDATA[Revista Cubana de Investigaciones Biomédicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Invest Bioméd]]></abbrev-journal-title>
<issn>0864-0300</issn>
<publisher>
<publisher-name><![CDATA[ECIMED]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-03002023000100017</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Bienestar psicológico y ansiedad en adultos mayores con osteoartrosis de rodilla]]></article-title>
<article-title xml:lang="en"><![CDATA[Psychological well-being and anxiety in older adults with knee osteoarthritis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arce González]]></surname>
<given-names><![CDATA[Manuel A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Otero Ramos]]></surname>
<given-names><![CDATA[Idania M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mayea González]]></surname>
<given-names><![CDATA[Suset de la C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guerra Morales]]></surname>
<given-names><![CDATA[Vivian M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de Villa Clara Unidad de Investigaciones Biomédicas ]]></institution>
<addr-line><![CDATA[ Santa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Central &#8220;Marta Abreu&#8221; de Las Villas Facultad de Ciencias Sociales ]]></institution>
<addr-line><![CDATA[ Santa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>42</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-03002023000100017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-03002023000100017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-03002023000100017&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  El envejecimiento poblacional en Cuba ha incrementado los casos de osteoartrosis de rodilla. Como alternativa terapéutica se utiliza el plasma rico en plaquetas autólogo, en aras de potenciar el bienestar físico y psicológico de los pacientes.  Objetivo:  Caracterizar la relación entre el bienestar psicológico y la ansiedad de los adultos mayores con osteoartrosis de rodilla tratados con plasma rico en plaquetas autólogo.  Métodos: Se utilizó un enfoque cuantitativo, con un alcance descriptivo-correlacional, y un diseño expost-facto retrospectivo simple. El muestreo fue intencional, no probabilístico, y quedó conformado por 300 pacientes. Se aplicó la &#8220;Adaptación de la Escala de Bienestar Psicológico de Ryff&#8221; y el &#8220;Inventario de Ansiedad Rasgo-Estado&#8221;. Para el análisis de los datos se realizaron tres cortes: antes del tratamiento regenerativo y a los tres y seis meses de evolución.  Resultados:  Hubo cambios de niveles medio-bajo a niveles altos de bienestar psicológico. Disminuyeron los niveles de ansiedad estado, pero no los de ansiedad rasgo. El bienestar psicológico no se correlacionó con la ansiedad rasgo y la relación estadística positiva fue muy débil con la ansiedad estado.  Conclusiones: Se identificaron cambios favorables del bienestar psicológico y de la ansiedad estado, con persistencia de niveles altos de ansiedad rasgo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: The population aging in Cuba has caused the increase of osteoarthrosis of the knee in the elderly. As a therapeutic alternative, it was used the clinical use of autologous platelet-rich plasma, in order to promote well-being, not only physical, but also psychological.  Objective: To characterize the relationship between psychological well-being and anxiety state and feature of elderly adults with osteoarthrosis of the knee, who are subjected to regenerative treatment with autologous platelet-rich plasma.  Methods: A quantitative research approach was used, with a descriptive-correlational scope, and a simple retrospective expost-fact design. Sampling was intentional, non-probabilistic and consisted of 300 older adults. The "Adaptation of the Ryff Psychological Well-Being Scale" and the "Trait-State Anxiety Inventory" were applied. For the analysis of the data, three cuts were made: before the regenerative treatment, and after three and six months of evolution.  Results: There were changes from medium-low levels to high levels of psychological well-being. Levels of state anxiety decreased, but trait anxiety did not. Psychological well-being did not correlate with trait anxiety and there was a weak positive statistical relationship with state anxiety.  Conclusions: Changes were identified that favor psychological well-being and trait anxiety, with persistent high levels of trait anxiety.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[bienestar psicológico]]></kwd>
<kwd lng="es"><![CDATA[adulto mayor]]></kwd>
<kwd lng="es"><![CDATA[osteoartrosis de rodilla]]></kwd>
<kwd lng="es"><![CDATA[tratamiento regenerativo con plasma rico en plaquetas autólogo]]></kwd>
<kwd lng="es"><![CDATA[ansiedad estado y rasgo]]></kwd>
<kwd lng="en"><![CDATA[psychological well-being]]></kwd>
<kwd lng="en"><![CDATA[older adults]]></kwd>
<kwd lng="en"><![CDATA[knee osteoarthrosis]]></kwd>
<kwd lng="en"><![CDATA[regenerative treatment with autologous platelet-rich plasma]]></kwd>
<kwd lng="en"><![CDATA[trait and state anxiety]]></kwd>
</kwd-group>
</article-meta>
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<person-group person-group-type="author">
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<given-names><![CDATA[LC]]></given-names>
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<given-names><![CDATA[L]]></given-names>
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<article-title xml:lang=""><![CDATA[Bienestar psicológico y medios de intervención cognitiva en el adulto mayor]]></article-title>
<source><![CDATA[Arch Venez Farmac Terap]]></source>
<year>2019</year>
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