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Reader confidence per signal contrast, tube current, and reconstruction method. Mean ± SD values are shown. CTDIvol values were 1.4 mGy for 30 mA and 5.6 mGy for 120 mA tube current.
| Signal contrast (HU) | 30 mA FBP | 30 mA AIDR 3D | 120 mA FBP | 120 mA AIDR 3D |
|---|---|---|---|---|
| 4 | 1.41 ± 0.58 | 1.59 ± 0.64 | 1.69 ± 0.84 | 1.63 ± 0.77 |
| 20 | 3.91 ± 1.19 | 4.26 ± 1.01 | 4.37 ± 0.76 | 4.54 ± 0.75 |
