Table 6.
Significant p-values using Mann–Whitney U test [comparing planning target volume (PTV) boost coverage parameters as given in Table 5]
| Variables | Techniques |
|||
|---|---|---|---|---|
| Conv + E vs FIF + E | Conv + E vs HT-SIB | Conv + E vs TD-3DCRT with HT Boost | Conv vs TD-IMRT with HT Boost | |
| Left PTV | ||||
| Mean | 0.486 | 0.029 | 0.114 | 0.686 |
| V95 | 1.000 | 0.029 | 0.029 | 0.029 |
| Right PTV | ||||
| Mean | 0.485 | 0.002 | 0.026 | 0.310 |
3DCRT, three-dimensional conformal radiotherapy; conv, conventional; E, electron boost to tumour bed; FIF, field in field; HT, helical tomotherapy; IMRT, intensity-modulated radiotherapy; SIB, simultaneous integrated boost; TD, TomoDirect™ (Accuray Inc., Sunnnyvale, CA); V95, target volume receiving at least 95% prescription dose.
The significant p-value is shown in bold.