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Table 2 Beam-on time and MU of each isocenter for energy and MU rate

From: Effect of changes in monitor unit rate and energy on dose rate of total marrow irradiation based on Linac volumetric arc therapy

Energy
(MV)
MU rate
(MU/min)
Isocenter Total
PTV
Brain Chest1 Chest2 Abdomen Pelvic Femur
Beam-on time (min)
Monitor Unit (MU)
6 40 8.6 ± 2.7 11.6 ± 1.9 10.5 ± 2.5 10.6 ± 2.6 11.2 ± 2.7 11.4 ± 3.7 63.9 ± 14.5
382.3 ± 109.6 483.8 ± 64.1 458.7 ± 86.2 455.8 ± 90.6 493.2 ± 97.1 524.3 ± 166.9 2798.1 ± 523.9
60 5.8 ± 1.8 7.9 ± 1.3 7.1 ± 1.7 7.1 ± 1.8 7.6 ± 1.8 7.7 ± 2.5 43.1 ± 9.7
372.2 ± 96.7 488.2 ± 66.2 464.5 ± 82.5 461.8 ± 89.2 499.5 ± 94.4 529.5 ± 161.9 2815.7 ± 505.8
80 4.4 ± 1.5 5.9 ± 1.0 5.3 ± 1.3 5.4 ± 1.4 5.7 ± 1.4 5.8 ± 1.9 32.5 ± 7.8
373.3 ± 108 492.8 ± 66.7 467.5 ± 90.2 464.2 ± 95.7 501.8 ± 97.6 533 ± 165.9 2832.6 ± 547.6
100 3.5 ± 1.1 4.7 ± 0.8 4.2 ± 1.0 4.3 ± 1.1 4.5 ± 1.1 4.6 ± 1.5 25.8 ± 5.8
373.8 ± 97.9 491.3 ± 64.4 463.8 ± 83.5 464.4 ± 89.4 499.2 ± 94.9 529.3 ± 163.5 2821.8 ± 512
300 1.3 ± 0.3 1.6 ± 0.3 1.4 ± 0.3 1.5 ± 0.3 1.6 ± 0.3 1.6 ± 0.5 8.9 ± 1.8
370.3 ± 97.9 489.8 ± 65.2 464.2 ± 83.7 462.3 ± 89.4 498.7 ± 94.5 529.8 ± 164.2 2815.1 ± 511.6
600 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.1 1.1 ± 0.1 6.1 ± 0.3
371 ± 98 490.8 ± 64.5 465.2 ± 84.5 461.7 ± 89.6 492.3 ± 88.8 528.7 ± 162.7 2809.7 ± 508.7
10 40 8.0 ± 2.5 10.6 ± 1.8 9.6 ± 2.3 9.7 ± 2.5 10.4 ± 2.5 10.5 ± 3.3 58.8 ± 13.6
339.8 ± 93 441.5 ± 59.8 420.8 ± 77.3 419.8 ± 83.5 459.7 ± 92.4 478.2 ± 144.4 2559.8 ± 476.9
60 5.3 ± 1.7 7.1 ± 1.2 6.4 ± 1.6 6.5 ± 1.6 6.9 ± 1.6 7.0 ± 2.3 39.2 ± 9.1
338.4 ± 92.6 445.4 ± 59.2 423.3 ± 78.3 420 ± 83.6 455.8 ± 87.3 482.3 ± 148.3 2565.2 ± 479.4
80 4.0 ± 1.3 5.4 ± 0.9 4.8 ± 1.2 4.9 ± 1.2 5.2 ± 1.2 5.3 ± 1.7 29.4 ± 6.8
338.2 ± 92.4 446.8 ± 59.6 424.4 ± 78.2 421.2 ± 83.7 455.3 ± 86.3 483.8 ± 148.9 2569.7 ± 479.6
100 3.2 ± 1.0 4.3 ± 0.7 3.9 ± 0.9 3.9 ± 1.0 4.1 ± 1.0 4.2 ± 1.4 23.6 ± 5.4
337.4 ± 92.3 446.2 ± 59.4 423.5 ± 79 423.1 ± 83.4 454.8 ± 88.2 482.5 ± 149.3 2567.5 ± 480.1
300 1.2 ± 0.2 1.4 ± 0.2 1.3 ± 0.3 1.4 ± 0.3 1.4 ± 0.3 1.5 ± 0.4 8.2 ± 1.5
337.3 ± 92.5 446.8 ± 59.2 422.8 ± 78.8 421.5 ± 83.7 454.9 ± 87.3 483.3 ± 149.6 2566.6 ± 479.6
600 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.1 1.0 ± 0.1 6.1 ± 0.2
336.5 ± 92.6 446.3 ± 59.4 422.6 ± 78.9 420.2 ± 83.5 453.2 ± 87.7 482.3 ± 147.2 2561.1 ± 479.8
15 40 7.6 ± 2.4 10.2 ± 1.7 9.2 ± 2.2 9.3 ± 2.3 9.8 ± 2.3 10.0 ± 3.3 56.1 ± 12.9
321.8 ± 89 424.8 ± 55.8 403.3 ± 75.8 399.8 ± 79.9 432.5 ± 83.4 459.5 ± 143.8 2441.7 ± 460.9
60 5.0 ± 1.6 6.8 ± 1.1 6.1 ± 1.5 6.2 ± 1.5 6.5 ± 1.5 6.7 ± 2.2 37.3 ± 8.5
323.3 ± 88.6 424.8 ± 54.8 402.3 ± 75.6 399.2 ± 78.1 433.2 ± 84.3 458.3 ± 142.1 2441.1 ± 453.8
80 3.8 ± 1.2 5.1 ± 0.8 4.6 ± 1.1 4.6 ± 1.2 4.9 ± 1.1 5.0 ± 1.6 28.0 ± 6.4
322.1 ± 88.2 422.1 ± 56.3 402.8 ± 75.1 397.2 ± 77.2 431.8 ± 85.2 459.3 ± 143.2 2435.3 ± 453.8
100 3.0 ± 0.9 4.1 ± 0.7 3.7 ± 0.9 3.7 ± 0.9 3.9 ± 0.9 4.0 ± 1.3 22.4 ± 5.1
321.2 ± 87.3 420.2 ± 56.1 401.7 ± 77.6 398.5 ± 79.5 431.2 ± 81.2 548.2 ± 144.5 2521 ± 453.8
300 1.2 ± 0.2 1.4 ± 0.2 1.3 ± 0.2 1.3 ± 0.2 1.4 ± 0.3 1.4 ± 0.4 7.9 ± 1.4
319.3 ± 88.6 425.3 ± 55.1 400.6 ± 76.1 399 ± 80.1 430.9 ± 83.3 457.3 ± 142.3 2432.4 ± 453.8
600 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.0 1.0 ± 0.1 1.0 ± 0.1 6.0 ± 0.2
320.5 ± 88.8 423.2 ± 55.9 401.1 ± 75.3 398.2 ± 77.2 431 ± 81.5 457.5 ± 143.9 2431.5 ± 454.2
P value 40 0.828 0.447 0.685 0.711 0.700 0.810 0.669
0.612 0.305 0.545 0.583 0.585 0.789 0.515
60 0.769 0.392 0.636 0.655 0.621 0.777 0.603
0.695 0.232 0.459 0.497 0.477 0.750 0.456
80 0.756 0.373 0.625 0.642 0.605 0.762 0.592
0.683 0.215 0.449 0.490 0.462 0.732 0.447
100 0.771 0.398 0.646 0.663 0.628 0.781 0.612
0.695 0.233 0.471 0.508 0.482 0.752 0.465
300 0.800 0.417 0.680 0.699 0.689 0.828 0.647
0.695 0.25 0.467 0.508 0.486 0.752 0.465
600 1.000 0.519 0.650 0.759 0.955 0.930 0.842
0.690 0.226 0.458 0.501 0.540 0.756 0.471