{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2023,10,5]],"date-time":"2023-10-05T12:43:01Z","timestamp":1696509781107},"reference-count":26,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2014,1,15]],"date-time":"2014-01-15T00:00:00Z","timestamp":1389744000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Respiratory J"],"published-print":{"date-parts":[[2014,4]]},"abstract":"Abstract<\/jats:title>Objective<\/jats:title>The C<\/jats:styled-content>hronic O<\/jats:styled-content>bstructive P<\/jats:styled-content>ulmonary D<\/jats:styled-content>isease (COPD<\/jats:styled-content>) A<\/jats:styled-content>ssessment T<\/jats:styled-content>est (CAT<\/jats:styled-content>) is a quality\u2010of\u2010life (QOL<\/jats:styled-content>) questionnaire that proved to correlate with S<\/jats:styled-content>t. G<\/jats:styled-content>eorge's R<\/jats:styled-content>espiratory Q<\/jats:styled-content>uestionnaire. Correlations between CAT<\/jats:styled-content> scores and other COPD<\/jats:styled-content> parameters have not been thoroughly evaluated in J<\/jats:styled-content>apanese outpatients.<\/jats:p><\/jats:sec>Methods<\/jats:title>Cross\u2010sectional study of 85 outpatients with COPD<\/jats:styled-content> at a J<\/jats:styled-content>apanese community\u2010based hospital.<\/jats:p><\/jats:sec>Patients<\/jats:title>We observed 70 men and 15 women, whose average age was 72.0\u2009\u00b1\u20099.0 years. Mean forced expiratory volume in 1\u2009s (FEV<\/jats:styled-content>1) (% predicted) was 45.8\u2009\u00b1\u200914.7%. Mean CAT<\/jats:styled-content> score was 10.1\u2009\u00b1\u20097.9 (range: 0\u201331). We calculated S<\/jats:styled-content>pearman's rank correlation coefficient for CAT<\/jats:styled-content> score and the following variables: r\u2009=\u20090.81 for \u2018the B<\/jats:styled-content>ody M<\/jats:styled-content>ass I<\/jats:styled-content>ndex, A<\/jats:styled-content>irflow O<\/jats:styled-content>bstruction, D<\/jats:styled-content>yspnea and E<\/jats:styled-content>xercise C<\/jats:styled-content>apacity I<\/jats:styled-content>ndex\u2019; r\u2009=\u2009\u22120.05 for body mass index; r\u2009=\u2009\u22120.56 for FEV<\/jats:styled-content>1 (% predicted); r\u2009=\u20090.88 for M<\/jats:styled-content>odified M<\/jats:styled-content>edical R<\/jats:styled-content>esearch C<\/jats:styled-content>ouncil D<\/jats:styled-content>yspnea S<\/jats:styled-content>cale; r\u2009=\u2009\u22120.71 for 6\u2010min walk distance; r\u2009=\u20090.68 for \u2018the A<\/jats:styled-content>ge, D<\/jats:styled-content>yspnoea,and A<\/jats:styled-content>irflow O<\/jats:styled-content>bstruction I<\/jats:styled-content>ndex\u2019; and r\u2009=\u2009\u22120.40 for oxygen saturation in artery. Each COPD<\/jats:styled-content> parameter, except for body mass index, had a significant (P<\/jats:styled-content><\/jats:italic>\u2009<\u20090.001) correlation with the CAT<\/jats:styled-content> score.<\/jats:p><\/jats:sec>Conclusions<\/jats:title>The CAT<\/jats:styled-content> score, which is obtainable by a simple questionnaire originally designed for QOL<\/jats:styled-content> assessment, had strong correlations with airflow obstruction, dyspnea, exercise tolerance, prognostic index and oxygenation in J<\/jats:styled-content>apanese outpatients.<\/jats:p><\/jats:sec>","DOI":"10.1111\/crj.12062","type":"journal-article","created":{"date-parts":[[2013,10,17]],"date-time":"2013-10-17T09:56:11Z","timestamp":1382003771000},"page":"213-219","source":"Crossref","is-referenced-by-count":3,"title":["Evaluation of the chronic obstructive pulmonary disease assessment test in J<\/scp>apanese 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