. Author manuscript; available in PMC: 2018 Nov 2.

Published in final edited form as: IEEE Trans Med Imaging. 2018 May 4;37(11):2428–2440. doi: 10.1109/TMI.2018.2833385

TABLE VI.

Results (mean accuracy (in %) ± standard deviation) obtained on the validation cases from the COPDGene cohort with subjects sub-divided based on the presence of COPD and on the presence of emphysema. n indicates the number of patients for each group.

	Mild COPD (n=4)	Mod. COPD (n=10)	Adv. COPD (n=4)	Emph. (n=12)	No Emph. (n=6)
Mean Acc.	95.3 ± 2.3	94.6 ± 3.3	91.5 ± 7.5	92.6 ± 5.5	95.4 ± 2.1
Sensitivity	95.8 ± 3.1	98.2 ± 0.9	97.5 ± 1.6	97.2 ± 2.7	97.7 ± 2.1
Specificity	94.5 ± 2.2	90.1 ± 6.5	84.5 ± 15.7	87.1 ± 10.5	92.7 ± 3.0