<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-04-17T06:40:05Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:2445/221800" metadataPrefix="mets">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:2445/221800</identifier><datestamp>2025-12-05T04:21:25Z</datestamp><setSpec>com_2072_1057</setSpec><setSpec>col_2072_478809</setSpec><setSpec>col_2072_478917</setSpec></header><metadata><mets xmlns="http://www.loc.gov/METS/" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" ID="&#xa;&#x9;&#x9;&#x9;&#x9;DSpace_ITEM_2445-221800" TYPE="DSpace ITEM" PROFILE="DSpace METS SIP Profile 1.0" xsi:schemaLocation="http://www.loc.gov/METS/ http://www.loc.gov/standards/mets/mets.xsd" OBJID="&#xa;&#x9;&#x9;&#x9;&#x9;hdl:2445/221800">
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                  <mods:namePart>Darbà, Josep</mods:namePart>
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               <mods:name>
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                  <mods:namePart>Ascanio, Meritxell</mods:namePart>
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               <mods:name>
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                  <mods:namePart>Agüera, Ainoa</mods:namePart>
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                  <mods:dateIssued encoding="iso8601">2025-06-26T20:12:07Z2025-06-26T20:12:07Z2024-11-132025-06-26T20:12:07Z</mods:dateIssued>
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               <mods:abstract>Abstract&#xd;
Objectives&#xd;
This study seeks to determine the association between kidney failure and heart diseases by examining how they influence the diagnosis of hyperkalemia.&#xd;
&#xd;
Methods&#xd;
We employ a fuzzy regression discontinuity design (RDD) by harnessing the inherent threshold in potassium levels, which serves as a diagnostic criterion for hyperkalemia. Simultaneously, we utilize patient diagnosis data related to kidney failure and heart diseases. This approach allows us to evaluate the causal impact of both diagnoses on hyperkalemia.</mods:abstract>
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               <mods:accessCondition type="useAndReproduction">(c) Taylor &amp; Francis, 2024 http://creativecommons.org/licenses/by-nc-nd/3.0/es/ info:eu-repo/semantics/openAccess</mods:accessCondition>
               <mods:subject>
                  <mods:topic>Malalties del ronyó</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Miocardiopaties</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Hipercalcèmia</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Nefrologia</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Kidney diseases</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Myocardiopathies</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Hypercalcemia</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Nephrology</mods:topic>
               </mods:subject>
               <mods:titleInfo>
                  <mods:title>Relationship between a diagnosis of kidney failure and heart diseases in patients with hyperkalemia</mods:title>
               </mods:titleInfo>
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