<?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>0872-0169</journal-id>
<journal-title><![CDATA[Portuguese Journal of Nephrology & Hypertension]]></journal-title>
<abbrev-journal-title><![CDATA[Port J Nephrol Hypert]]></abbrev-journal-title>
<issn>0872-0169</issn>
<publisher>
<publisher-name><![CDATA[Sociedade Portuguesa de Nefrologia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0872-01692023000400207</article-id>
<article-id pub-id-type="doi">10.32932/pjnh.2023.11.265</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Sodium Intake Targets in Peritoneal Dialysis Patients: A Real-Life Challenge]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[Pedro Almiro e]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Correia]]></surname>
<given-names><![CDATA[Ana Luísa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mira]]></surname>
<given-names><![CDATA[Filipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cerqueira]]></surname>
<given-names><![CDATA[Sofia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[Nuno Afonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maia]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alves]]></surname>
<given-names><![CDATA[Rui]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar e Universitário de Coimbra Serviço de Nefrologia ]]></institution>
<addr-line><![CDATA[Coimbra ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade de Coimbra Faculdade de Medicina ]]></institution>
<addr-line><![CDATA[Coimbra ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>37</volume>
<numero>4</numero>
<fpage>207</fpage>
<lpage>211</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0872-01692023000400207&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0872-01692023000400207&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0872-01692023000400207&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Optimal fluid balance in peritoneal dialysis requires adequate urinary and peritoneal water and sodium removal and restriction of dietary sodium intake (&lt;2 g/day). We aim to study the relationship between sodium intake, blood pressure control and medication burden in peritoneal dialysis patients.  Methods:  Observational, cross-sectional study of chronic peritoneal dialysis patients followed in our hospital in March 2022. We estimated patient&#8217;s sodium intake according to the equations proposed by Kim et al. Mean ambulatory blood pressure was categorized in controlled, stage one, stage two and stage three hypertension. A qualitative evaluation of sodium intake was done by asking patients about their compliance with a low-salt diet.  Results:  Eighty-two patients: mostly men, with a mean age of 54.1±14.7 years and dialysis vintage of 26.2±18.7 months. Most patients were on continuous ambulatory peritoneal dialysis (63.4%) and the mean weekly Kt/V was 2.2±0.4. A percentage of 85.4% of our patients had residual diuresis, averaged at 1257±867 mL/day. Mean dietary sodium intake was 3.5±1.1 g; it was higher in men and patients with uncontrolled hypertension, regardless of age, dialysis vintage and other comorbidities. We found a strong correlation between dietary sodium intake and residual diuresis, systolic blood pressure, diastolic blood pressure and the number of anti-hypertensive drugs. Patients with a sodium intake &#8805; 3.3 g had higher risk of uncontrolled BP and higher medication burden. Qualitative evaluation of this sub-population revealed that only 2.3% (n=1) admitted non-compliance with a low-sodium diet.  Conclusion:  We found a strong correlation between estimated dietary sodium consumption, blood pressure control and medication burden. Most importantly, there was a striking difference between patient&#8217;s perception of sodium consumption and the actual results. Our results highlight the importance of dietary salt restriction in blood pressure control and reinforce the need for a dietary consultation in peritoneal dialysis patients.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Peritoneal Dialysis]]></kwd>
<kwd lng="en"><![CDATA[Sodium]]></kwd>
<kwd lng="en"><![CDATA[Sodium, Dietary]]></kwd>
</kwd-group>
</article-meta>
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