Table 3 HU and standard deviation (SD) in virtual non-contrast enhanced images for all concentrations and different phantom sizes
General Electric Revolution | Siemens Somatom Drive | |||||
|---|---|---|---|---|---|---|
Solution | Small | Medium | Large | Small | Medium | Large |
Water | -1.5±5.0 | -2.7±13.8 | -8.4±16.0 | -3.7±3.0 | -6.4±5.6 | -4.6±8.5 |
Saline | 7.1±5.8 | 2.4±16.2 | 1.3±16.9 | 1.9±3.1 | 2.4±7.2 | 1.5±8.0 |
Iodine 10 mg/mL | 5.4±3.0 | -6.7±5.8 | -4.3±9.6 | -7.2±2.7 | -7.1±5.8 | -5.2±8.3 |
Iodine 20 mg/mL | -1.3±3.1 | -24.5±15.2 | -30.3±10.4 | -2.3±4.4 | -0.8±6.1 | -3.7±9.8 |
Iodine 30 mg/mL | -13.1±3.1 | -30.3±5.9 | -48.2±9.5 | 9.5±4.8 | 8.4±9.6 | 3.1±9.5 |
Iodine 50 mg/mL | -26.9±4.2 | -63.5±8.8 | -75.4±11.7 | 39.7±11.6 | 35.0±12.0 | 21.5±16.6 |
Iodine 100 mg/mL | -64.6±4.3 | -121.6±8.5 | -127.8±14.5 | 539.1±39.2 | 420.1±34.6 | 367.4±22.4 |