Table 1.

Sensitivity, specificity and area under the receiver operating characteristic curve (AUC) for 3D OCT and intraoral digital radiography (IDR) for the detection of enamel demineralization, enamel caries, and dentin caries.

Examiner #	Method	Sensitivity			Specificity			AUC
		0 versus 1–3	0–1 versus 2–3	0–2 versus 3	0 versus 1–3	0–1 versus 2–3	0–2 versus 3
1	3D OCT	0.85	0.93	0.88	0.83	0.91	0.97	0.95
	IDR	0.54	0.55	0.47	0.83	0.91	0.94	0.75
2	3D OCT	0.90	0.90	0.88	0.42	0.73	0.97	0.96
	IDR	0.59	0.52	0.29	0.83	0.77	0.88	0.69
3	3D OCT	0.92	0.97	0.82	0.83	0.82	0.97	0.95
	IDR	0.62	0.34	0.29	0.50	0.91	0.97	0.70
4	3D OCT	0.97	0.90	0.94	0.55	0.67	0.97	0.95
	IDR	0.69	0.45	0.29	0.67	0.77	0.88	0.71
5	3D OCT	0.95	0.83	1.00	0.58	0.82	0.94	0.97
	IDR	0.82	0.76	0.65	0.33	0.86	0.85	0.78
6	3D OCT	0.85	1.00	0.94	0.92	0.95	1.00	0.99
	IDR	0.82	0.76	0.47	0.58	0.95	0.94	0.78
7	3D OCT	0.87	0.90	0.88	0.83	0.91	0.97	0.97
	IDR	0.69	0.76	0.59	0.92	0.91	0.82	0.73
8	3D OCT	0.95	0.97	0.94	0.83	0.91	0.97	0.94
	IDR	0.90	0.76	0.65	0.83	0.77	0.91	0.82
9	3D OCT	0.97	0.69	0.47	0.58	0.77	0.97	0.89
	IDR	0.67	0.38	0.18	0.67	1.00	0.97	0.74
10	3D OCT	0.82	0.86	0.82	0.83	0.95	0.97	0.91
	IDR	0.74	0.59	0.41	0.50	0.91	0.97	0.72
11	3D OCT	0.90	1.00	0.88	0.75	0.95	0.97	0.96
	IDR	0.92	0.72	0.71	0.67	0.95	0.88	0.84
12	3D OCT	0.87	0.79	0.76	0.75	0.86	1.00	0.95
	IDR	0.87	0.59	0.41	0.33	0.91	0.91	0.77
13	3D OCT	0.74	0.62	0.82	0.75	0.95	0.94	0.92
	IDR	0.59	0.45	0.41	0.42	0.73	0.91	0.68
Mean (SD)	3D OCT	0.89 (0.064)	0.87 (0.11)	0.85 (0.13)	0.73 (0.14)	0.86 (0.092)	0.97 (0.016)	0.94 (0.026)
	IDR	0.73 (0.12)	0.59 (0.15)	0.45 (0.16)	0.62 (0.19)	0.87 (0.082)	0.91 (0.045)	0.75 (0.048)
P value, significance		p = 0.015, S	p = 0.0013, S	p = 0.000042, S	p = 0.18, NS	p = 0.90, NS	p = 0.0019, S	p = 0.000014, S

S: Significant difference between the values for SS-OCT and intraoral digital radiography.

NS: No significant difference between the values for SS-OCT and intraoral digital radiography.