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. 2017 Jul 20;12:2095–2100. doi: 10.2147/COPD.S140299

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© 2017 Sundh and Ekström. This work is published and licensed by Dove Medical Press Limited

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ROC analysis for the main multivariable logistic regression model.

Notes: ROC curve for the multivariable logistic regression model including sex, age, body mass index, heart disease, sleep apnea syndrome, and the GOLD 2017 refined assessment tool variables stage I–IV, frequent exacerbations in the previous year, and the dichotomized COPD Assessment Test score. Area under the curve is presented with 95% CI.

Abbreviations: GOLD, Global initiative for chronic Obstructive Lung Disease; ROC, receiver operator characteristic.