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Image quality consistency thresholds for the planar radiographic modalities
| kV | MV | ||||
|---|---|---|---|---|---|
| Warning (%) | Action (%) | Warning (%) | Action (%) | ||
| f30(lp/mm) | 1 | 3 | f30(lp/mm) | 2 | 4 |
| f40(lp/mm) | 1 | 3 | f40(lp/mm) | 1 | 3 |
| f50(lp/mm) | 1 | 3 | f50(lp/mm) | 2 | 4 |
| Noise | 5 | 10 | Noise | 1 | 2 |
| CNR | 3 | 6 | CNR | 2 | 4 |
| Dose | 3 | 6 | |||
| kVp | 1 | 2 | |||
Sample size of 30 measurements.
