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Table 1 Comparison of PTV between RapidArc (RA) and conventional radiation therapy (3D-CRT) plans

From: Bilateral kidney preservation by volumetric-modulated arc therapy (RapidArc) compared to conventional radiation therapy (3D-CRT) in pancreatic and bile duct malignancies

  3D-CRT    RA    
PTV mean SD Range mean SD Range p-value
Mean dose (Gy) 50.2 0.6 49.2-53.3 50.5 0.9 48.7-51.1 0.5621
D95 (Gy) 48.9 0.8 47.0-49.2 48.6 0.5 46.0-50.0 0.0159
D98 (Gy) 48.1 2.4 38.0-49.4 47.4 2.1 38.6-48.5 0.0007
D2 (Gy) 51.2 0.7 49.5-52.3 52.3 1.4 50.1-57.0 0.0071