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Table 5 Planned dose in rectum and bladder

From: Passive proton therapy vs. IMRT planning study with focal boost for prostate cancer

   Rectum Bladder
Patient Plans V90 V75 V70 V65 V60 V40 D mean a ID b ID b (wc) V90 V80 V75 V70 V65 V40 D mean a ID b ID b (wc)
1 Proton 0.5 4.4 6.9 9.1 10.8 17.4 15.3 54.8 18.2 1.0 3.6 4.4 5.4 6.5 11.8 10.4 63.0 23.5
IMRT 0.2 6.8 10.1 13.4 16.8 38.9 35.6 127.8 35.5 0.5 2.4 3.2 4.2 5.3 14.5 14.8 89.5 29.3
2 Proton 1.3 7.1 8.6 10.3 12.1 22.2 19.6 38.2 11.3 2.3 6.2 7.5 8.7 9.8 16.1 14.3 69.0 23.9
IMRT 0.5 7.1 9.9 13.1 16.8 41.0 36.0 70.1 20.9 1.7 4.2 5.4 6.7 8.1 18.8 21.2 102.6 30.7
3 Proton 0.5 6.7 11.4 15.4 18.5 30.9 25.4 59.6 17.9 2.9 7.8 10.2 12.7 15.1 23.2 19.9 67.1 21.5
IMRT 0.5 6.0 9.9 13.9 18.3 43.9 38.9 91.2 26.0 1.6 4.8 6.7 8.8 10.8 23.3 22.8 77.0 23.5
4 Proton 1.7 7.9 10.2 12.3 14.3 25.3 21.7 69.4 18.9 2.6 7.3 9.1 10.7 12.1 19.8 17.5 57.1 20.2
IMRT 1.3 10.1 13.9 18.2 23.2 54.5 41.9 134.3 30.7 1.6 4.7 6.3 7.9 9.6 24.5 26.1 85.1 28.2
5 Proton 0.6 7.4 10.3 13.5 15.8 26.1 22.9 44.6 16.3 2.5 7.3 9.0 10.5 12.0 18.6 16.5 79.6 31.7
IMRT 0.5 4.9 8.2 11.7 15.7 40.1 36.8 71.7 23.1 0.8 2.5 3.8 5.2 6.7 20.4 23.1 111.6 35.8
6 Proton 0.0 2.7 4.1 5.9 8.0 19.4 17.4 44.2 11.7 2.6 8.9 11.3 13.9 16.8 28.0 24.2 52.4 17.1
IMRT 0.0 4.5 10.1 15.8 20.6 45.2 35.2 89.4 22.5 1.2 6.2 9.0 11.6 14.1 25.7 24.2 52.3 16.7
7 Proton 2.6 7.9 10.0 11.4 13.9 24.2 21.3 47.3 15.4 3.4 11.3 14.7 17.5 20.2 34.8 30.4 52.0 19.1
IMRT 1.5 9.5 13.7 18.6 24.6 51.2 40.3 89.3 28.2 1.9 5.0 6.9 9.0 11.6 31.3 34.6 59.1 22.7
8 Proton 2.2 9.2 11.4 13.6 15.9 25.3 22.0 46.8 13.1 0.7 2.6 3.3 4.1 4.9 8.7 7.7 52.0 16.1
IMRT 0.8 6.8 10.8 15.9 21.6 48.0 40.4 85.9 23.1 0.7 2.6 3.5 4.5 5.6 14.8 16.1 108.9 25.9
9 Proton 0.3 5.2 6.8 8.3 10.0 18.4 18.1 32.2 11.1 2.3 6.5 8.1 9.6 11.1 17.9 15.8 63.1 18.8
IMRT 0.5 7.9 11.8 15.9 20.3 49.3 39.4 70.3 20.9 2.7 6.4 7.9 9.3 10.8 22.7 23.2 92.7 24.0
10 Proton 1.3 8.4 17.3 23.0 26.9 38.1 31.0 63.4 18.0 7.8 19.2 22.6 28.2 32.3 47.2 40.0 51.0 18.8
IMRT 1.0 9.3 15.7 20.8 25.7 53.1 44.3 90.8 26.3 4.3 10.8 14.7 18.6 22.5 41.8 39.4 50.2 20.2
  1. Volumes are provided in percent
  2. aIn Gy
  3. bIntegral dose in Gycm3
  4. cw implies rectal or bladder wall