Table B.25: Red bone marrow in the whole body - Helmholtz ...

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Table E. 4: Red bone marrow in the whole body
Mean organ dose normalised to air kerma free in air on the axis of rotation
and average coefficients of variance per single 1 cm wide slice; the volume
ratio of the organ located within each single slice is also shown.
Slice Volume Conversion factors Coeff.
ratio
of var.
80 kV 125 kV
cm % 360° 180° 360° 180° %
0 to 1 1.0 .0045 .0045 .0060 .0060 0.38
1 to 2 1.8 .0074 .0074 .0101 .0101 0.30
2 to 3 1.5 .0069 .0071 .0092 .0095 0.30
3 to 4 1.3 .0061 .0065 .0083 .0087 0.31
4 to 5 1.0 .0052 .0055 .0070 .0074 0.33
5 to 6 0.8 .0043 .0045 .0059 .0062 0.35
6 to 7 0.6 .0039 .0040 .0054 .0055 0.37
7 to 8 0.5 .0034 .0035 .0048 .0049 0.38
8 to 9 0.5 .0034 .0036 .0048 .0050 0.38
9 to 10 0.8 .0046 .0051 .0063 .0069 0.34
10 to 11 1.2 .0057 .0066 .0081 .0091 0.30
11 to 12 1.3 .0056 .0058 .0080 .0084 0.31
12 to 13 2.4 .0074 .0071 .0108 .0106 0.28
13 to 14 2.0 .0069 .0064 .0100 .0095 0.30
14 to 15 1.2 .0052 .0054 .0075 .0078 0.33
15 to 16 1.0 .0044 .0042 .0064 .0063 0.36
16 to 17 0.7 .0036 .0032 .0053 .0049 0.40
17 to 18 0.6 .0034 .0030 .0048 .0046 0.42
18 to 19 0.6 .0034 .0032 .0048 .0047 0.41
19 to 20 0.6 .0033 .0033 .0047 .0048 0.41
20 to 21 0.7 .0042 .0045 .0058 .0062 0.36
21 to 22 1.5 .0043 .0044 .0059 .0061 0.24
22 to 23 2.3 .0081 .0079 .0113 .0110 0.27
23 to 24 2.0 .0069 .0069 .0098 .0096 0.29
24 to 25 1.4 .0055 .0056 .0078 .0078 0.32
25 to 26 1.2 .0048 .0046 .0069 .0065 0.34
26 to 27 0.9 .0042 .0037 .0060 .0055 0.37
27 to 28 0.9 .0042 .0036 .0060 .0052 0.37
28 to 29 1.0 .0042 .0037 .0061 .0054 0.37
29 to 30 1.0 .0042 .0036 .0060 .0052 0.38
30 to 31 0.8 .0039 .0034 .0056 .0049 0.38
31 to 32 0.9 .0042 .0038 .0059 .0054 0.37
32 to 33 0.8 .0038 .0031 .0054 .0046 0.39
33 to 34 0.9 .0038 .0031 .0054 .0045 0.39