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Table 2 Results of radiation delivery to the water tank phantom

From: Optimization of tomotherapy treatment planning for patients with bilateral hip prostheses

Image Set

Water

O-MAR kVCT

Original kVCT

 

Measured dose (Gy)

Planned dose (Gy)

% difference

Measured dose (Gy)

Planned dose (Gy)

% difference

Measured dose (Gy)

Planned dose (Gy)

% difference

kVCT

2.01

2.03

-1.00

1.99

2.03

-1.91

1.97

2.04

-3.31

HybridCoarse

2.01

2.04

-1.14

2.02

2.03

-0.72

2.01

2.03

-1.21

HybridNormal

2.01

2.04

-1.06

2.00

2.02

-0.92

2.02

2.03

-0.75

HybridFine

2.01

2.03

-1.18

2.02

2.03

-0.74

2.01

2.03

-1.21

MV C

1.89

2.01

-6.21

1.91

2.01

-5.04

   

MV N

1.91

2.03

-6.00

1.92

2.02

-5.41

   

MV F

1.91

2.02

-5.73

1.91

2.03

-6.11

   
  1. Delivered dose was measured with a pinpoint ion chamber at a point corresponding to the center of the PTV and compared with the calculated dose at that point.