Table 3.

Biases in PET SUV Measurements (Unitless).

Site*	SUV Error† Scan 1	SUV Error† Scan 2	Change in SUV Error‡
1	-11.3%	47.3%	58.6%
2	4.4%	-6.9%	-11.4%
3	-1.9%	-2.2%	-0.3%
4	-7.2%	-12.0%	-4.7%
5	-6.3%	-11.7%	-5.4%
6	-19.7%	-9.0%	10.7%

^*Site numbers are same in Tables 2 and 3 but in different order than in Table 1.

^†SUV biases calculated by Equation 8.

^‡Change in SUV error does not equal column 3 with column 2 in all cases due to rounding errors.