BioMed Research International / 2016 / Article / Tab 1

Research Article

Volumetric Modulated Arc Therapy for Spine Radiosurgery: Superior Treatment Planning and Delivery Compared to Static Beam Intensity Modulated Radiotherapy

Table 1

Dose volume histogram (DVH) values, homogeneity index (HI), and conformity indexes (CI and DSC) values.

PlanValueHI1 − CI981 − DSC

Mean (STD)IMRT13.54
(0.9)
14.65
(0.5)
16.92
(1.2)
16.02
(0.3)
18.56
(0.8)
7.65
(1.6)
0.21
(0.1)
0.38
(0.4)
0.42
(0.2)
RA14.74
(0.9)
15.73
(0.5)
18.09
(0.7)
17.36
(0.5)
18.79
(0.8)
10.88
(2)
0.19
(0.1)
0.31
(0.3)
0.23
(0.1)

The optimal conformity index value is one but may be above or below this value. We calculated and show the absolute value of the mean differences between the CI/DSC and 1.