Table 6.

JAFROC and ROC Figures of Merit (FoM) and 95% confidence intervals (CI) for the detection of bone metastases with each modality: SPECT, PET and SPECT + PET in staging patients

	ROC				JAFROC
	FoM	[95% CI]	F	p	FoM	[95% CI]	F	p
SPECT/CT	1	[1.00-1.00]	-	-	0.83	[0.77-0.90]	18.1	<0.001
PET/CT	1	[1.00-1.00]			0.85	[0.80-0.90]
SPECT/CT + PET/CT	1	[1.00-1.00]			1	[1.00-1.00]