ABSTRACT
Objective To investigate the clinical value of simplified Chinese version NU-DESC in assessment of ICU delirium in domestic ICU,and provide easy ICU delirium assessment tool for clinical nurses.Methods We used simplified Chinese version NU-DESC to assess patients in domestic ICU from July to September 2011,and compared with the gold standard DSM-IV diagnosis results.Their validity,reliability and effectiveness were evaluated to analyze the application value of NU-DESC in ICU.Results The area under the ROC curve of simplified Chinese version of Nu-DESC was 0.951,the sensitivity was 82％,the specificity was 90％,the false negative rate was 18％,the false positive rate was 10％,Youden's index was 0.72,the positive likelihood ratio was 7.99,the negative likelihood ratio was 0.20,the agreement rate was 87％,Kappa value was 0.71,the positive predictive value was 77％,the negative predictive value was 92％.Conclusions The simplified Chinese version NU-DESC can easily be understood,used and accepted by nurses.They can be used as an assessment tool for nurses to judge ICU delirium for ICU patients.