Comparison of the Variability of SUV Normalized by Skeletal Volume with the Variability of SUV Normalized by Body Weight in 18F-Fluoride PET/CT

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FIGURE 1.
Coronal (A) and sagittal (B) 3-dimensional volume-rendered projections of wsVOI and corresponding coronal (C) and sagittal (D) maximum-intensity projections of near-normal ¹⁸F-NaF PET study (BW SUV_mean, 2.65; SV SUV_mean, 0.25; WN SUV_mean, 0.05; SV, 5.3 L).

TABLE 1

Characteristics of Patients

TABLE 2

Whole-Skeleton SUV_mean Normalized by BW, SV, and WN for 163 Studies Analyzed

Whole-skeleton SUV_mean parameter	Mean	SD	Maximum	Minimum
BW SUV_mean	2.60	0.52	4.22	1.5
SV SUV_mean	0.22	0.04	0.33	0.12
WN SUV_mean	0.04	0.01	0.07	0.02
BW SUV_mean variability	0.16	0.12	0.62	0.00
SV SUV_mean variability	0.13	0.10	0.47	0.00
WN SUV_mean variability	0.16	0.12	0.67	0.00