Technique | CN Median | Range CN | p |
---|
IMRT – 6 field | 0.75 | 0.61–0.87 | 0.001 |
IMRT – 8 field | 0.75 | 0.60–0.84 | <0.001 |
CRT | 0.6 | 0.36–0.74 | NS |
4FB | 0.59 | 0.53–0.62 |  |
- (4FB) Four field box technique
- (CN)Conformation number. A value of zero indicates complete geographic miss of the PTV. A value of 1 indicates perfect conformality of the 95% isodose volume to the PTV.
- (CRT) Conformal radiotherapy
- (IMRT) Intensity-modulated radiotherapy
- (NS) Not significant
- (p) p-value by paired t-test relative to 4FB