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. Author manuscript; available in PMC: 2009 Jun 4.
Published in final edited form as: Technol Cancer Res Treat. 2009 Jun;8(3):187–200. doi: 10.1177/153303460900800303

Table V.

Physical dose statistics in spinal cord among the 4D composite plan, P0% and P50% IMRT plans.

Patient 1 Patient 2 Patient 3 Patient 4 Patient 5 Patient 6 Patient 7 Patient 8 Patient 9
Mean Dose (Gy)

4D (Gy) 1.7 15.3 6.0 5.5 5.5 10.8 5.8 2.2 3.1
P0% (Gy) 1.7 15.1 6.1 5.5 5.0 9.9 5.8 2.3 3.4
P50% (Gy) 1.7 15.2 5.9 5.7 5.5 11.2 5.5 2.4 3.1

Standard Deviation (Gy)

4D (Gy) 4.1 13.1 8.7 7.7 9.0 12.5 8.2 4.2 4.6
P0% (Gy) 4.3 13.2 8.8 8.0 8.1 11.8 8.4 4.4 5.1
P50% (Gy) 4.3 13.0 8.6 8.0 9.5 13.0 8.2 4.6 4.6

Maximum Dose (Gy)

4D (Gy) 18.5 37.8 37.3 39.1 32.6 39.6 39.1 15.5 15.2
P0% (Gy) 20.8 36.8 35.4 39.1 29.9 41.7 41.8 17.6 17.5
P50% (Gy) 19.8 37.8 36.0 44.3 34.3 39.3 39.8 18.0 15.5

Minimum Dose (Gy)

4D (Gy) 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3
P0% (Gy) 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3
P50% (Gy) 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.3