Collimator size (mm) | Distance (cm) | Postshielding peripheral dose (cGy) | Postshielding peripheral dose (%MU) | Postshielding peripheral dose (%TD) | Monitor units | Prescribed dose (cGy) | Isodose line (%) |
---|---|---|---|---|---|---|---|
12.5 | 63 | 1.24 | 0.04 | 0.06 | 3483 | 2200 | 80 |
25 | 55 | 6.20 | 0.06 | 0.31 | 10355 | 2000 | 70 |
20, 20, 10 | 57 | 6.44 | 0.05 | 0.40 | 12911 | 1600 | 70 |
12.5, 12.5, 10 | 55 | 6.89 | 0.05 | 0.53 | 13271 | 1300 | 70 |
20, 20, 7.5 | 54 | 7.36 | 0.05 | 0.53 | 14289 | 1400 | 70 |
15 | 52 | 6.75 | 0.05 | 0.45 | 14621 | 1500 | 70 |
35 | 65 | 8.22 | 0.05 | 0.46 | 15061 | 1800 | 70 |
12.5, 12.5, 7.5 | 62.5 | 8.86 | 0.04 | 0.49 | 20391 | 1800 | 70 |
10 | 67 | 8.59 | 0.04 | 0.48 | 20789 | 1800 | 70 |
5, 5, 5 | 55 | 8.96 | 0.04 | 0.45 | 20798 | 2000 | 70 |
7.5 | 62 | 9.65 | 0.05 | 0.44 | 20969 | 2200 | 70 |
10, 10, 5 | 58.5 | 14.25 | 0.06 | 0.68 | 24249 | 2100 | 70 |
5 | 60 | 10.05 | 0.04 | 0.56 | 24680 | 1800 | 80 |
7.5, 15, 15 | 54 | 12.57 | 0.05 | 0.70 | 25696 | 1800 | 70 |
10, 12.5, 20 | 58 | 13.48 | 0.05 | 0.84 | 26656 | 1600 | 75 |
5, 5, 10 | 56 | 14.22 | 0.05 | 0.79 | 29230 | 1800 | 70 |
5, 10, 12.5 | 58 | 13.54 | 0.05 | 0.71 | 29833 | 1900 | 70 |
5, 5, 5 | 63 | 15.24 | 0.05 | 0.73 | 32202 | 2100 | 70 |
7.5, 12.5, 20 | 57 | 17.52 | 0.05 | 0.88 | 33130 | 2000 | 70 |
5, 7.5, 12.5 | 62 | 20.07 | 0.05 | 1.12 | 42177 | 1800 | 70 |
7.5, 12.5, 12.5 | 64 | 19.68 | 0.05 | 0.73 | 43623 | 2700 | 75 |