TABLE 3

Comparison Between ¹⁸F-FDG PET and CT

Imaging	No.	True +	True −	False +	False −	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)	Accuracy (%)
PET	48	11	33	1	3	79*	97^†	92^‡	92*	92^†
CT	32	10	8	12	2	83*	40^†	45^‡	80*	56^†

↵* No statistical difference.
↵^† P < 0.0005.
↵^‡ P < 0.05.
PPV = positive predictive value; NPV = negative predictive value.
Comparison was for 32 patients with available CT scans.