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CNR evaluated in low‐contrast module of Catphan 600 for different acquisition doses and reconstructions
| Reconstruction | CNR at 20.2 mGy of CTDIvol | CNR at 13.4 mGy of CTDIvol | CNR at 6.7 mGy of CTDIvol |
|---|---|---|---|
| B31s FBP | 2.48 | 1.81 | 1.75 |
| SAFIRE I131s S1 | 2.85 | 2.17 | 1.83 |
| SAFIRE I131s S3 | 3.60 | 2.80 | 2.62 |
| SAFIRE I131s S5 | 5.83 | 4.35 | 3.37 |
