TABLE 5

Comparison of Single- and Dual–Time-Point ¹⁸F-FDG PET Results for Staging of Distant Metastasis Based on Patient-by-Patient Analysis

	Number of patients				Sensitivity		Specificity		Accuracy
Parameter	TP	TN	FP	FN	%	95% CI (%)	%	95% CI (%)	%	95% CI (%)
Early imaging	67	52	36	0	100		59^*	48–70	77^*	69–83
Delayed imaging	67	58	30	0	100		66^*	55–76	81^*	74–87
RI SUV	67	86	2	0	100		98	92–100	99	95–100

↵* P < 0.001 vs. RI SUV using McNemar test.
TP = true-positive; TN = true-negative; FP = false-positive; FN = false-negative.