Table 1.

%Bias and %Precision of VOIest for MC-simulated primary-only and primary + scatter projections (evaluated at k=10).

Radial position (mm)	0	6	9	13	overall
(#tumours × #noise realizations)	1 × 10	2 × 10	4 × 10	2 × 10	9 × 10
VOIest %Bias (%Precision); primary only	0.1 (13.2)	−1.9 (4.9)	−1.2 (5.9)	−1.4 (2.5)	−1.3 (6.3)
VOIest %Bias (%Precision); primary + scatter	−9.3 (9.2)	3.2 (5.2)	3.2 (5.1)	0.1 (2.5)	1.3 (6.5)
SUVavg %Bias (%Precision); primary only	−58.5 (14.4)	−36.1 (9.1)	−38.0 (10.1)	−45.6 (7.8)	−41.5 (15.3)
SUVavg %Bias (%Precision); primary + scatter	−65.3 (18.3)	−30.7 (10.1)	−36.6 (13.3)	−44.8 (10.5)	−40.3 (20.8)