Table 4.

Performance of three ROCF^a trials using the NTUH_D-ROCF^b data set.

Metric	Copy trial, mean (SD)	Immediate recall trial, mean (SD)	Delayed recall trial, mean (SD)
Sensitivity	0.627 (0.028)	0.827 (0.015)	0.820 (0.038)
Specificity	0.900 (0.033)	0.947 (0.018)	0.953 (0.018)
Accuracy	0.763 (0.016)	0.887 (0.012)	0.887 (0.016)
AUROCc	0.762 (0.018)	0.950 (0.003)	0.940 (0.006)

^aROCF: Rey-Osterrieth Complex Figure.

^bNTUH_D-ROCF: National Taiwan University Hospital_Alzheimer Disease_Rey-Osterrieth Complex Figure.

^cAUROC: area under the receiver operating characteristic curve.