. Author manuscript; available in PMC: 2023 Dec 20.

Published in final edited form as: J Alzheimers Dis. 2021;84(2):723–736. doi: 10.3233/JAD-210328

Table 7.

Discriminability and Utility of OCT

Measure	Control versus Impaired
Measure	AUC	95% CI
GCL + IPL Thickness (mm)	0.821	0.760–0.882
Minimal GCL + IPL Thickness (mm)	0.812	0.736–0.888
Patient QDRS	0.842	0.768–0.915
Number Symbol Coding Task	0.865	0.797–0.932
OCT + QDRS + NSCT	0.868	0.807–0.930

OCT, optical coherence tomography; AUC, area under the curve; CI, confidence interval; GCL, ganglion cell layer; IPL, internal plexiform layer; QDRS, Quick Dementia Rating System; NSCT, Number Symbol Coding Task.