Table B.25: Red bone marrow in the whole body - Helmholtz ...
Table B.25: Red bone marrow in the whole body - Helmholtz ...
Table B.25: Red bone marrow in the whole body - Helmholtz ...
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125<br />
<strong>Table</strong> D.18: <strong>Red</strong> <strong>bone</strong> <strong>marrow</strong> <strong>in</strong> <strong>the</strong> mandible<br />
Mean organ dose normalised to air kerma free <strong>in</strong> air on <strong>the</strong> axis of rotation<br />
and average coefficients of variance per s<strong>in</strong>gle 1 cm wide slice; <strong>the</strong> volume<br />
ratio of <strong>the</strong> organ located with<strong>in</strong> each s<strong>in</strong>gle slice is also shown.<br />
Slice Volume Conversion factors Coeff.<br />
ratio<br />
of var.<br />
80 kV 125 kV<br />
cm % 360° 180° 360° 180° %<br />
0 to 1 * * .0001 .0001 17.85<br />
1 to 2 .0001 .0001 .0002 .0003 15.70<br />
2 to 3 .0002 .0002 .0004 .0005 11.64<br />
3 to 4 .0003 .0003 .0006 .0007 9.80<br />
4 to 5 .0004 .0004 .0010 .0009 8.54<br />
5 to 6 .0006 .0006 .0012 .0013 7.41<br />
6 to 7 .0008 .0007 .0016 .0016 6.61<br />
7 to 8 .0011 .0011 .0022 .0023 5.72<br />
8 to 9 .0013 .0013 .0028 .0028 5.02<br />
9 to 10 .0016 .0018 .0037 .0039 4.43<br />
10 to 11 .0025 .0027 .0045 .0048 3.80<br />
11 to 12 .0034 .0036 .0060 .0069 3.25<br />
12 to 13 .0054 .0055 .0092 .0102 2.65<br />
13 to 14 1.9 .0126 .0132 .0196 .0203 1.96<br />
14 to 15 5.3 .0255 .0265 .0358 .0386 1.46<br />
15 to 16 9.4 .0384 .0415 .0565 .0590 1.20<br />
16 to 17 16.1 .0583 .0620 .0833 .0900 1.00<br />
17 to 18 18.4 .0674 .0793 .0986 .1118 0.91<br />
18 to 19 22.9 .0840 .1095 .1184 .1520 0.81<br />
19 to 20 17.6 .0683 .0923 .0973 .1281 0.89<br />
20 to 21 8.4 .0426 .0622 .0558 .0790 1.12<br />
21 to 22 .0067 .0089 .0093 .0115 1.67<br />
22 to 23 .0050 .0063 .0072 .0091 2.80<br />
23 to 24 .0043 .0062 .0066 .0085 2.89<br />
24 to 25 .0038 .0048 .0063 .0071 3.14<br />
25 to 26 .0032 .0042 .0048 .0056 3.43<br />
26 to 27 .0026 .0035 .0039 .0052 3.78<br />
27 to 28 .0019 .0027 .0035 .0040 4.14<br />
28 to 29 .0018 .0022 .0030 .0035 4.53<br />
29 to 30 .0014 .0019 .0023 .0029 5.00<br />
30 to 31 .0011 .0014 .0020 .0024 5.54<br />
31 to 32 .0010 .0011 .0016 .0017 6.03<br />
32 to 33 .0008 .0008 .0014 .0014 6.76<br />
33 to 34 .0005 .0007 .0011 .0012 7.52