. Author manuscript; available in PMC: 2024 Apr 2.

Published in final edited form as: J Neurosurg. 2017 Apr 7;128(2):380–390. doi: 10.3171/2016.10.JNS161636

TABLE 3.

Test characteristics of white light versus NIR in 14 patients

Test Characteristics of White Light in 46 Specimens
		Positive for Tumor Under White Light, According to Surgeon		Sensitivity (95% CI)	Specificity (95% CI)	PPV (95% CI)	NPV (95% CI)	ROC Area (95% CI)
		Yes	No	Sensitivity (95% CI)	Specificity (95% CI)	PPV (95% CI)	NPV (95% CI)	ROC Area (95% CI)
Tumor pathology according to ultimate pathological diagnosis	Yes	23	5	82.1% (63.1–93.9)	100% (81.5–100)	100% (85.2–100)	78.3% (56.3–92.5)	0.911 (0.838–0.983)
	No	0	18	82.1% (63.1–93.9)	100% (81.5–100)	100% (85.2–100)	78.3% (56.3–92.5)	0.911 (0.838–0.983)
Test Characteristics of NIR in 46 Specimens
		Positive for Tumor Under NIR Camera, According to Surgeon		Sensitivity (95% CI)	Specificity (95% CI)	PPV (95% CI)	NPV (95% CI)	ROC Area (95% CI)
		Yes	No	Sensitivity (95% CI)	Specificity (95% CI)	PPV (95% CI)	NPV (95% CI)	ROC Area (95% CI)
Tumor pathology according to ultimate pathological diagnosis	Yes	27	1	96.4% (81.7–99.9)	38.9% (17.3–64.3)	71.1% (54.1–84.6)	87.5% (47.3–99.7)	0.677 (0.556–0.798)
	No	11	7	96.4% (81.7–99.9)	38.9% (17.3–64.3)	71.1% (54.1–84.6)	87.5% (47.3–99.7)	0.677 (0.556–0.798)