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Table 3 The minimum, maximum, and mean dose values for the population (N = 18) in specific organs of interest are listed along with the corresponding standard deviations (SD)

From: Standardized treatment planning methodology for passively scattered proton craniospinal irradiation

   Dose SD SD/Dose Dose SD SD/Dose Dose SD SD/Dose
   [cGy (RBE)] (%) [cGy (RBE)] (%) [cGy (RBE)] (%)
N   18   4 14
Target Volume   All   CSF space CSF space and VB
Spinal Cord Min 2225.3 92.3 4 2204.5 138.3 6 2231.3 73.1 3
Max 2576.2 52.9 2 2633.5 51.3 2 2559.9 40.5 2
Mean 2422.3 21.8 1 2436.6 11.5 0 2418.3 22.4 1
Brain Min 2070.7 190.2 9 2182.9 145.3 7 2038.7 189.4 9
Max 2590.3 85.9 3 2649.5 128.6 5 2573.4 59.1 2
Mean 2419.0 25.9 1 2410.8 10.1 0 2421.3 28.5 1
Eyes Min 379.7 302.2 80 310.0 210.8 68 399.7 320.8 80
Max 2404.9 65.1 3 2439.0 113.3 5 2395.1 36.8 2
Mean 1623.0 256.9 16 1533.3 186.1 12 1648.7 268.1 16
Lenses Min 713.5 382.7 54 640.6 406.6 63 734.3 373.6 51
Max 1602.1 241.5 15 1622.9 177.1 11 1596.1 256.6 16
Mean 1125.9 312.4 28 1085.9 311.3 29 1137.3 311.8 27
Kidneys Min 0.0 0.0 - 0.0 0.0   0.0 0.0 -
Max 2153.5 318.1 15 1773.1 445.2 25 2262.2 142.3 6
Mean 151.7 107.8 71 22.9 9.6 42 188.5 93.9 50
Lungs Min 0.0 0.0 - 0.0 0.0 - 0.0 0.0 -
Max 2446.3 103.4 4 2318.2 119.0 5 2483.0 60.6 2
Mean 175.9 89.8 51 74.8 17.9 24 204.8 80.7 39
Thyroid Min 0.0 0.0 - 0.0 0.0 - 0.0 0.0  
Max 244.1 344.1 141 72.7 88.9 122 293.1 373.0 127
Mean 4.9 10.2 208 0.4 0.5 125 6.2 11.2 181
Liver Min 0.0 0.0 - 0.0 0.0 - 0.0 0.0 -
Max 2078.0 456.5 22 1435.0 408.4 28 2261.5 262.1 12
Mean 16.2 11.1 69 2.7 1.9 70 20.1 9.4 47
Heart Min 0.0 0.0 - 0.0 0.0 - 0.0 0.0 -
Max 1470.0 803.6 55 127.1 126.9 100 1853.7 404.0 22
Mean 18.2 17.0 93 0.2 0.1 50 23.3 15.9 68
Esophagus Min 0.1 0.4 - 0.0 0.0 - 0.2 0.4 -
Max 1825.8 864.1 47 300.0 171.0 57 2261.8 31.1 1
Mean 371.8 338.9 91 3.3 2.4 73 477.1 312.7 66
  1. Also listed is the ratio of each SD to its respective dose value. Each organ was contoured in its entirety. In addition these data are presented separately for age specific target volumes, i.e., CSF space (including index 13, 15, 17, and 18) or CSF space and vertebral bodies (VB) (all remaining indices).