Diagnostic score for COPD: Validation of the DS-COPD in clinical settings  Pascale Salameh, Georges Khayat, Mirna Waked  Clinical Epidemiology and Global Health  Volume 1, Issue 3, Pages 107-114 (December 2013) DOI: 10.1016/j.cegh.2013.04.002 Copyright © 2013 INDIACLEN Terms and Conditions

Fig. 1 ROC curve for threshold selection of DS-COPD score. COPD patients and control individuals were analyzed. Area under the curve = 0.945 [0.928–0.963] (p < 0.001); at value = 10, Se = 84.9% and Sp = 90.2%. Clinical Epidemiology and Global Health 2013 1, 107-114DOI: (10.1016/j.cegh.2013.04.002) Copyright © 2013 INDIACLEN Terms and Conditions

Fig. 2 Percentages of COPD by 5 points category of DS-COPD. Among individuals with or without respiratory symptoms. Clinical Epidemiology and Global Health 2013 1, 107-114DOI: (10.1016/j.cegh.2013.04.002) Copyright © 2013 INDIACLEN Terms and Conditions

Fig. 3 Percentage of COPD per DS-COPD categories according to selected thresholds. Controls were excluded. Clinical Epidemiology and Global Health 2013 1, 107-114DOI: (10.1016/j.cegh.2013.04.002) Copyright © 2013 INDIACLEN Terms and Conditions

Fig. 4 Scatter plot of Percentage of expected FEV1 versus DS-COPD. r = −0.242; p < 0.001; [percentage of expected FEV1] = 89.16 − (1.09 × [DS-COPD)]. Clinical Epidemiology and Global Health 2013 1, 107-114DOI: (10.1016/j.cegh.2013.04.002) Copyright © 2013 INDIACLEN Terms and Conditions