Tube voltage | Sn 100 kVp | Sn 150 kVp | 120 kVp | 100 kVp | 80 kVp | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dose level | Standard | Low | Ultralow | Standard | Low | Ultralow | Standard | Low | Ultralow | Standard | Low | Ultralow | Standard | Low | Ultralow |
Specimen 1 | 3.40 | 1.12 | 0.54 | 3.69 | 1.25 | 0.61 | 3.91 | 1.27 | 0.60 | 3.71 | 1.26 | 0.65 | 3.56 | 1.34 | 0.7 |
Specimen 2 | 3.00 | 0.99 | 0.47 | 3.28 | 1.06 | 0.5 | 3.51 | 1.10 | 0.47 | 3.39 | 1.08 | 0.49 | 2.79 | 0.94 | 0.47 |
Specimen 3 | 3.18 | 1.05 | 0.47 | 3.07 | 1.10 | 0.53 | 3.48 | 1.10 | 0.51 | 3.29 | 1.18 | 0.53 | 2.9 | 1.00 | 0.48 |
Specimen 4 | 2.61 | 0.80 | 0.39 | 2.66 | 0.76 | 0.37 | 2.91 | 0.94 | 0.40 | 2.87 | 0.90 | 0.36 | 2.62 | 0.77 | 0.54 |
Specimen 5 | 3.12 | 1.05 | 0.48 | 3.35 | 1.14 | 0.57 | 3.38 | 0.94 | 0.53 | 3.37 | 1.10 | 0.6 | 3.40 | 1.29 | 0.55 |
Specimen 6 | 2.75 | 0.95 | 0.41 | 2.87 | 0.98 | 0.48 | 2.81 | 0.77 | 0.47 | 2.79 | 0.98 | 0.48 | 2.72 | 1.08 | 0.53 |
Specimen 7 | 2.24 | 0.76 | 0.34 | 1.97 | 0.72 | 0.36 | 2.17 | 0.64 | 0.38 | 2.19 | 0.72 | 0.37 | 2.16 | 0.73 | 0.36 |
Specimen 8 | 2.40 | 0.82 | 0.35 | 2.37 | 0.79 | 0.39 | 2.34 | 0.67 | 0.38 | 2.39 | 0.82 | 0.39 | 2.44 | 0.83 | 0.41 |
CTDIvol[mGy] | 2.84 ± 0.38 | 0.94 ± 0.13 | 0.43 ± 0.07 | 2.91 ± 0.52 | 0.98 ± 0.18 | 0.48 ± 0.09 | 3.06 ± 0.57 | 0.93 ± 0.21 | 0.47 ± 0.07 | 3.00 ± 0.50 | 1.01 ± 0.17 | 0.48 ± 0.10 | 2.82 ± 0.44 | 1.00 ± 0.21 | 0.51 ± 0.10 |