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The comparative results of radiation dose between C-CTA and L-CTA groups.
| Radiation dose | Group C-CTA | Group L-CTA | t | P |
|---|---|---|---|---|
| CTDIvol (mGy) | 55.73 | 35.86 | ⋯ | ⋯ |
|
| ||||
| Scan length (cm) | 16.73 ± 1.35 | 16.59 ± 1.03 | 0.37 | 0.720 |
| DLP (mGy·cm) | 932.55 ± 112.35 | 594.76 ± 102.34 | 18.24 | 0.000 |
| ED (mSv) | 1.96 ± 0.45 | 1.25 ± 0.39 | 18.24 | 0.000 |
