Table 2.
Mean and standard deviation for individual plugs scanned with air surrounding material vs. solid water surrounding materials on the CT Sim and the AIRO
| Rod materials | CT Sim – Air surround | CT Sim – SW surround | AIRO – Air surround | AIRO – SW surround | ||||
|---|---|---|---|---|---|---|---|---|
| Mean (HU) | SD (HU) | Mean (HU) | SD (HU) | Mean (HU) | SD (HU) | Mean (HU) | SD (HU) | |
| LN‐300 Lung | 287.8 | 23.6 | 292.6 | 25.8 | 289.2 | 14.2 | 304.0 | 18.1 |
| LN‐450 Lung | 448.3 | 25.3 | 456.1 | 27.0 | 446.4 | 16.9 | 468.8 | 17.4 |
| Adipose | 901.2 | 15.4 | 904.42 | 23.2 | 887.0 | 9.43 | 887.4 | 15.4 |
| Breast | 952.9 | 17.0 | 955.1 | 23.4 | 948.1 | 12.1 | 945.4 | 17.0 |
| Solid water | 994.0 | 16.8 | 998.3 | 23.0 | 986.0 | 11.2 | 985.1 | 18.7 |
| Brain | 1016.3 | 13.6 | 1019.2 | 17.3 | 990.3 | 11.8 | 998.3 | 15.2 |
| Liver | 1064.3 | 18.6 | 1068.0 | 23.2 | 1052.4 | 12.1 | 1051.5 | 15.5 |
| Cortical bone | 2217.0 | 22.1 | 2197.4 | 32.6 | 2232.5 | 15.3 | 2169.7 | 26.0 |