<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>65</termId><termName>Confounding</termName><termType>TT</termType><termLanguage>en-EN</termLanguage><termVocabulary>SYMSITES</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Confounding</termSortkey><termNote label="Scope"><![CDATA[ <p>SYMSITES k-SDSS</p> ]]></termNote><termNote label="Definition"><![CDATA[ <p>The deliberate or accidental combination of two or more effects, making it impossible to separate them using statistical analysis.</p> ]]></termNote><termNote label="Definition"><![CDATA[ <p>The deliberate or accidental combination of two or more effects, making it impossible to separate them using statistical analysis.</p> ]]></termNote><termCreatedDate>Confounding</termCreatedDate></term>  </Zthes>