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 | 22 | 3.11 | 0.09 | 0.14 | 3483 | 2200 | 80 |
25 | 16 | 32.80 | 0.32 | 1.64 | 10355 | 2000 | 70 |
20, 20, 10 | 17 | 19.80 | 0.15 | 1.24 | 12911 | 1600 | 70 |
12.5, 12.5, 10 | 16 | 38.36 | 0.29 | 2.95 | 13271 | 1300 | 70 |
20, 20, 7.5 | 15 | 27.50 | 0.19 | 1.96 | 14289 | 1400 | 70 |
15 | 15 | 29.50 | 0.20 | 1.97 | 14621 | 1500 | 70 |
35 | 20 | 20.37 | 0.14 | 1.13 | 15061 | 1800 | 70 |
12.5, 12.5, 7.5 | 20 | 17.60 | 0.09 | 0.98 | 20391 | 1800 | 70 |
10 | 20 | 12.13 | 0.06 | 0.67 | 20789 | 1800 | 70 |
5, 5, 5 | 18 | 59.44 | 0.29 | 2.97 | 20798 | 2000 | 70 |
7.5 | 18 | 14.19 | 0.07 | 0.65 | 20969 | 2200 | 70 |
10, 10, 5 | 17 | 50.40 | 0.21 | 2.40 | 24249 | 2100 | 70 |
7.5, 15, 15 | 16.5 | 59.64 | 0.23 | 3.31 | 25696 | 1800 | 70 |
10, 12.5, 20 | 19 | 19.79 | 0.07 | 1.24 | 26656 | 1600 | 75 |
5, 5, 10 | 19 | 23.13 | 0.08 | 1.29 | 29230 | 1800 | 70 |
5, 10, 12.5 | 19 | 45.80 | 0.15 | 2.41 | 29833 | 1900 | 70 |
5, 5, 5 | 17 | 55.80 | 0.17 | 2.66 | 32202 | 2100 | 70 |
7.5, 12.5, 20 | 16 | 160.88 | 0.49 | 8.04 | 33130 | 2000 | 70 |
5, 7.5, 12.5 | 18 | 35.22 | 0.08 | 1.96 | 42177 | 1800 | 70 |
7.5, 12.5, 12.5 | 18 | 42.45 | 0.10 | 1.57 | 43623 | 2700 | 75 |