Table 3.

Dosimetric parameters for OAR in all subjects

Parameter	CECT$	18F-FDGPET-CT$	P-value
MLD#	1177.9	1339.9	0.343
MHD #	780.1	1258.2	0.448
MED #	1674.95	2605.05	0.411
Maximum spinal cord dose #	4629.65	4387.25	0.776
V 20 of Lung*	18.85	21.03	0.189
V 30 of Heart*	8.0	19.37	0.251

^#Dose in centi Gray (one Gray is 100 centi Gray)

^*Percentage of volume

^$Median value