Skip to main content

Advertisement

Table 2 Values of the plan quality metrics and results from hypothesis testing

From: Linac-based VMAT radiosurgery for multiple brain lesions: comparison between a conventional multi-isocenter approach and a new dedicated mono-isocenter technique

  DmeanBmP (Gy) V12BmP (cm3) CI Paddick GI Paddick MU (/ fraction) OTT (min)
Pt.#\ Plan RA HA RA HA RA HA RA HA RA HA RA HA
1 2.48 2.73 12.7 5.9 0.89 0.95 6.56 4.71 35,900 6905 57 14
2 2.17 2.45 21.6 8.9 0.80 0.98 6.84 4.69 32,921 7601 46 15
3 2.66 2.96 49.5 29.4 0.90 0.92 4.51 3.41 7643 2345 22 12
4 5.04 5.03 100.0 44.3 0.93 0.99 6.40 3.59 12,094 2712 50 12
5 1.51 1.71 15.7 7.7 0.88 0.97 6.09 4.25 22,388 6813 30 15
6 1.26 1.70 18.7 12.3 0.95 0.97 4.50 3.60 3947 2231 15 12
7 1.81 2.15 23.9 9.9 0.83 0.98 7.80 5.02 18,755 6236 38 14
8 1.85 2.15 23.5 13.3 0.91 0.98 5.80 4.24 6070 2421 21 12
9 2.49 2.83 28.1 20.4 0.92 0.94 3.82 4.61 6316 2221 21 12
10 3.1 4.02 34 25.1 0.93 0.93 4.15 3.36 8601 2928 38 13
11 1.03 1.86 12.3 6.1 0.88 1.00 6.66 4.7 6011 2778 21 13
12 0.66 0.75 4.8 1.7 0.72 0.96 14.3 8.85 5109 2311 26 12
13 4.68 4.61 66.6 31.3 0.80 0.93 5.44 3.92 14,506 3335 46 13
14 6.13 6.16 152.1 86.6 0.88 0.93 7.49 4.84 12,679 3842 55 13
15 1.86 1.82 22.9 13.9 0.93 0.96 4.69 3.49 13,069 5597 20 14
16 0.74 1.43 10.9 7.5 0.94 0.97 4.72 3.87 3617 2253 15 12
17 2.72 2.92 28.5 13.7 0.79 0.97 5.33 3.98 27,429 7843 43 15
18 2.32 3.00 25.9 12.0 0.69 0.94 6.30 5.01 42,737 9094 61 16
19 2.14 3.46 61.9 41.2 0.92 0.95 4.23 3.57 6276 2599 21 11
20 5.71 5.77 129.6 80.3 0.88 0.92 6.08 4.45 16,933 4197 57 13
mean 2.62 2.98 42.2 23.6 0.87 0.96 6.08 4.41 15,150 4313 35 11
sd 1.58 1.47 40.8 23.6 0.07 0.02 2.24 1.18 11,535 2292 15 2
min 0.66 0.75 4.8 1.7 0.69 0.92 3.82 3.36 3617 2221 15 9
max 6.13 6.16 152.1 86.6 0.95 1.00 14.3 8.85 42,737 9094 61 15
  p = .310 § p =.047§; p = .023 p < .01§; p < .01 p < .01 §; p < .01 p <.01§; p < .01 p < .01§; p < .01
  1. m, mean; sd, standard deviation; min, minimum value; max, maximum value. Bold characters are used for p-values when statistical significance resulted from 2-tails (§), or 1-tail (‡) U Mann-Whitney test