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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139<br />
<strong>Table</strong> D.25: <strong>Red</strong> <strong>bone</strong> <strong>marrow</strong> <strong>in</strong> <strong>the</strong> sacrum<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 />
22 to 23 * * * .0001 16.72<br />
23 to 24 * * .0001 * 19.59<br />
24 to 25 * * .0001 .0001 18.49<br />
25 to 26 * * .0001 .0001 17.01<br />
26 to 27 * * .0001 .0001 17.05<br />
27 to 28 * .0001 .0001 .0001 16.01<br />
28 to 29 * * .0001 .0001 15.85<br />
29 to 30 .0001 * .0002 .0002 14.66<br />
30 to 31 .0001 .0001 .0002 .0002 14.18<br />
31 to 32 .0001 .0001 .0003 .0002 12.30<br />
32 to 33 .0001 .0002 .0003 .0003 11.44<br />
33 to 34 .0002 .0002 .0004 .0004 9.93<br />
34 to 35 .0002 .0002 .0005 .0005 9.27<br />
35 to 36 .0003 .0003 .0006 .0006 8.08<br />
36 to 37 .0004 .0004 .0008 .0008 6.84<br />
37 to 38 .0005 .0005 .0010 .0010 6.29<br />
38 to 39 .0006 .0006 .0013 .0013 5.60<br />
39 to 40 .0008 .0008 .0015 .0014 5.06<br />
40 to 41 .0011 .0010 .0021 .0020 4.43<br />
41 to 42 .0014 .0013 .0024 .0025 3.94<br />
42 to 43 .0017 .0017 .0032 .0031 3.53<br />
43 to 44 .0024 .0020 .0041 .0038 3.15<br />
44 to 45 .0030 .0028 .0052 .0050 2.77<br />
45 to 46 .0038 .0035 .0067 .0063 2.49<br />
46 to 47 .0054 .0048 .0088 .0080 2.17<br />
47 to 48 .0073 .0062 .0117 .0102 1.92<br />
48 to 49 .0098 .0082 .0157 .0128 1.69<br />
49 to 50 .0141 .0104 .0216 .0170 1.47<br />
50 to 51 .0204 .0144 .0302 .0229 1.27<br />
51 to 52 39.1 .0691 .0436 .1046 .0715 0.81<br />
52 to 53 31.2 .0686 .0373 .0991 .0602 0.84<br />
53 to 54 15.4 .0515 .0244 .0717 .0392 0.97<br />
54 to 55 8.2 .0388 .0190 .0527 .0299 1.09<br />
55 to 56 4.8 .0280 .0142 .0380 .0223 1.24