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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159<br />
<strong>Table</strong> D.35: Thyroid<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 6.19<br />
1 to 2 .0001 .0001 .0002 .0002 12.36<br />
2 to 3 .0001 .0002 .0003 .0004 18.41<br />
3 to 4 .0002 .0003 .0006 .0005 17.82<br />
4 to 5 .0004 .0003 .0006 .0005 17.51<br />
5 to 6 .0005 .0005 .0010 .0010 16.48<br />
6 to 7 .0006 .0005 .0009 .0014 15.08<br />
7 to 8 .0008 .0008 .0015 .0015 13.15<br />
8 to 9 .0010 .0011 .0016 .0018 12.12<br />
9 to 10 .0013 .0011 .0021 .0026 10.75<br />
10 to 11 .0015 .0014 .0027 .0029 9.60<br />
11 to 12 .0025 .0021 .0037 .0038 8.22<br />
12 to 13 .0030 .0029 .0053 .0051 7.09<br />
13 to 14 .0046 .0045 .0071 .0062 6.03<br />
14 to 15 .0064 .0059 .0092 .0088 5.30<br />
15 to 16 .0080 .0080 .0128 .0111 4.59<br />
16 to 17 .0123 .0116 .0175 .0153 3.87<br />
17 to 18 .0199 .0187 .0267 .0245 3.15<br />
18 to 19 .0327 .0288 .0398 .0361 2.60<br />
19 to 20 .0532 .0548 .0601 .0615 2.05<br />
20 to 21 35.4 .2071 .3131 .2328 .3397 1.08<br />
21 to 22 49.9 .2586 .4448 .2857 .4655 0.64<br />
22 to 23 14.7 .1150 .1944 .1281 .2025 1.39<br />
23 to 24 .0316 .0448 .0401 .0542 2.39<br />
24 to 25 .0208 .0282 .0275 .0369 2.86<br />
25 to 26 .0162 .0191 .0215 .0269 3.31<br />
26 to 27 .0119 .0143 .0167 .0201 3.76<br />
27 to 28 .0092 .0103 .0135 .0144 4.23<br />
28 to 29 .0073 .0083 .0107 .0120 4.73<br />
29 to 30 .0053 .0063 .0095 .0095 5.24<br />
30 to 31 .0045 .0046 .0066 .0073 5.99<br />
31 to 32 .0036 .0037 .0066 .0052 6.55<br />
32 to 33 .0033 .0031 .0050 .0052 6.99<br />
33 to 34 .0025 .0030 .0037 .0043 7.82