X-ray machine | Total filtration (mm Al) | kVp | Predicted output | Measured output | Output ratios |
1 | 3.2 | 60 | 26.00 | 26.10 | 0.99 |
70 | 37.16 | 35.80 | 1.03 | ||
80 | 50.37 | 48.13 | 1.04 | ||
100 | 79.47 | 73.94 | 1.07 | ||
2 | 4.4 | 60 | 18.98 | 21.70 | 0.87 |
70 | 28.11 | 31.04 | 0.90 | ||
80 | 38.83 | 43.75 | 0.88 | ||
100 | 64.36 | 72.95 | 0.88 | ||
3 | 5.5 | 60 | 13.74 | 16.66 | 0.82 |
70 | 21.13 | 25.33 | 0.83 | ||
80 | 30.03 | 35.05 | 0.85 | ||
100 | 51.91 | 59.25 | 0.87 | ||
4 | 3.5 | 60 | 24.30 | 30.16 | 0.80 |
70 | 35.01 | 41.61 | 0.84 | ||
80 | 47.31 | 56.4 | 0.83 | ||
100 | 75.96 | 88.15 | 0.86 | ||
5 | 3 | 60 | 27.87 | 32.94 | 0.84 |
70 | 39.54 | 44.99 | 0.87 | ||
80 | 52.81 | 56.25 | 0.93 | ||
100 | 83.29 | 85.7 | 0.97 |