350 / 1674
WBRT 3D-CRT IBT
p*
p**
V
PTV
(cm
3
)
1006,5 172,2
72,3 <0,0001 0,0010
V
PTV
/ V
breast
1
0,18
0,10 <0,0001 0,0015
D
max
115 % 106 % -
<0,0001
-
V90
98 % 100 % 97 % 0,0324 <0,0001
D90
97 % 98 % 103 % 0,3368 <0,0001
WBRT: whole breast radiotherapy, 3D-CRT: 3D conformal radiotherapy, IBT: interstitial brachyterapy,
*WBRT vs. 3D-CRT, **3D-CRT vs. IBT
Target volume dosimetry