TABLE 2

Contingency Table for ⁶⁸Ga-DOTATATE PET and All Samples

PET	Tumor	No tumor	Total
Positive (SUV_max > 2.3)	73	9	82
Negative (SUV_max < 2.3)	8	25	33
Total	81	34	115

Sensitivity, 90.1%; specificity, 73.5%; positive predictive value, 89.0%.