TABLE 3

Sensitivity, Specificity, and Accuracy of ¹¹C-Choline PET and Conventional Imaging for Lymph Node Staging

	PET*					MRI or CT^†
		Positive	Negative	Total	Positive	Negative	Total
N0	2	50	52	1	47	48
N+	12	3	15	7	8	15
Total	14	53		8	55

↵* Sensitivity = 80%, specificity = 96%, and accuracy = 93%.
↵^† Sensitivity = 47%, specificity = 98%, and accuracy = 86%.
Data are presented as number of patients.