Table 3.

Group A inner and central lesions location: DEV and OAR doses achieved with each technique. The average ± 1 standard deviation was over 12 patients (p‐value > 0.05 was not considered significant).

Parameter (Objective)	3D CRT	CG‐Darc	RapidArc	p‐value CG‐Darc vs. 3D CRT	p‐value CG‐Darc vs. RapidArc	p‐value RapidArc vs. 3D CRT
DEV
HI (close to 0)	$0.09\pm 0.03$	$0.10\pm 0.02$	$0.12\pm 0.02$	−	0.001	0.001
IPCI (close to 1)	$0.40\pm 0.07$	$0.55\pm 0.08$	$0.59\pm 0.09$	$<0.001$	−	$<0.001$
$\mathrm{V}95\%(>95\%)$	$97.3\pm 2.9$	$97.1\pm 1.2$	$94.3\pm 2.1$	−	$<0.001$	$<0.001$
Max. Dose, %	$105.2\pm 2.2$	$105.0\pm 1.5$	$106.9\pm 1.1$	−	0.008	−
Ipsilateral Breast
V50% ($<60\%$)	$46.2\pm 5.2$	$40.9\pm 6.0$	$37.6\pm 4.7$	$<0.001$	0.002	$<0.001$
V95% ($<35\%$)	$21.1\pm 4.4$	$15.7\pm 3.6$	$13.8\pm 2.8$	$<0.001$	0.006	$<0.001$
V100% ($<35\%$)	$8.7\pm 2.8$	$6.4\pm 1.8$	$7.0\pm 1.9$	0.002	0.008	0.002
Mean dose, Gy	$18.5\pm 2.2$	$16.1\pm 2.1$	$14.2\pm 1.7$	$<0.001$	$<0.001$	$<0.001$
Ipsilateral Lung
V10% ($<20\%$)	$12.6\pm 4.7$	$10.7\pm 3.8$	20.7± 8.8	0.04	$<0.001$	0.003
V30% ($<10\%$)	$6.7\pm 3.1$	$4.5\pm 2.1$	$8.3\pm 3.4$	0.004	$<0.001$	−
V20Gy ($<3\%$)	$4.5\pm 1.9$	$2.4\pm 1.2$	$3.6\pm 1.9$	0.001	0.002	−
Mean Dose, Gy	$2.6\pm 1.0$	$2.1\pm 0.8$	$3.2\pm 1.1$	0.04	0.001	−
Contralateral Breast
Max. Dose($<5\%$)	$6.3\pm 2.8$	$3.9\pm 0.9$	$5.8\pm 1.4$	0.004	$<0.001$	−
Heart
V5%,%	$2.5\pm 4.4$	$1.7\pm 3.1$	4.1± 8.9	−	−	−
Skin
Mean Dose, Gy	$15.4\pm 1.6$	$12.7\pm 2.0$	$10.7\pm 2.0$	$<0.001$	$<0.001$	$<0.001$
D2%,Gy	$37.4\pm 0.6$	$36.2\pm 1.8$	$34.6\pm 1.4$	0.03	0.002	$<0.001$