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Comparison between the D95, Dmin, Dmax and Dmean of the PTV in IMRT and CR.
| Variables | D95 | Dmin, cGy | Dmax, cGy | Dmean, cGy |
|---|---|---|---|---|
| CR | 4518.3±60.4 | 3807.9±243.6 | 5832.2±61.4 | 5086.9±49.0 |
| IMRT | 4541.4±35.4 | 3868.4±248.3 | 5795.0±54.5 | 5075.8±47.3 |
| P-value | 0.009 | 0.031 | 0.016 | 0.326 |
D95, maximal dose at 95%; Dmin, minimum dose; Dmax, maximum dose; Dmean, mean dose; PTV, planning tumor volume; IMRT, intensity-modulated radiotherapy; CR, conventional radiotherapy.
