Table 6.
Air kerma values, cine-loop DAPs/frame for different angulations, and DAP per fluoroscopy time
| Parameter | Low-dose group | Lowest-dose group | P-Value |
|---|---|---|---|
| Cumulative AK standard (mGy) | 65.4 ± 75.5 | 15.6 ± 19.8 | <0.01 |
| Cumulative AK complex (mGy) | 110.7 ± 67.6 | 24.6 ± 17.68 | <0.01 |
| Cine-loop DAP (µGym²) | 170.2 ± 179.0 | 50.1 ± 37.8 | <0.01 |
| Cine-loop DAP/frame LAO (µGym²) | 4.5 ± 6.3 | 1.0 ± 0.7 | <0.01 |
| Cine-loop DAP/frame anterior-posterior (µGym²) | 1.3 ± 0.7 | 0.4 ± 0.4 | <0.01 |
| Cine-loop DAP/frame RAO (µGym²) | 2.6 ± 0.8 | 0.74 ± 0.7 | <0.01 |
| Fluoroscopy DAP/s (µGym²/s) | 1.73 ± 1.21 | 0.42 ± 0.24 | <0.01 |