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Table 1 The densities and CBCT numbers.

From: Use of kilovoltage X-ray volume imaging in patient dose calculation for head-and-neck and partial brain radiation therapy

Region of interest (ROI)

1

2

3

4

5

6

7

8

9

10

11

12

13

CBCT Numbers (HU)

0

1379

1500

1950

1990

2000

2103

2158

2468

2500

2670

3293

3847

Density

(g/cm3)

0.0

0.0

0.9

0.9

1.02

1.03

1.06

1.09

1.30

1.50

1.62

1.84

1.86

  1. The densities and CBCT numbers for generating the CBCT calibration curve
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Radiation Oncology

ISSN: 1748-717X

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