Table 1 Patient characteristics. The positive value of the tumor position indicates that the tumor locates left, posterior or superior direction relative to the center of the skull
Patient# | Tumor position (cm) | Target volume(cc) | Tumor diameter(cm) | Prescription dose(Gy) | ||
|---|---|---|---|---|---|---|
L-R | A-P | S-I | ||||
Single isocentric VMAT | ||||||
1 | −2.9 | 5.4 | 2.6 | 3.1 | 1.1 | 20 |
2 | −2.8 | 2.1 | 4.1 | 2.0 | 0.9 | 24 |
3 | −0.5 | 7.5 | −7.4 | 4.5 | 1.3 | 24 |
4 | 3.7 | 0.7 | 4.7 | 1.8 | 0.8 | 24 |
5 | −2.3 | 2.5 | −0.3 | 1.9 | 0.7 | 24 |
−1.4 | 1.1 | 0.9 | 1.6 | 0.6 | ||
6 | −1.1 | 2.0 | −2.8 | 2.2 | 0.9 | 24 |
−4.2 | 0.6 | −3.0 | 2.7 | 1.0 | ||
7 | −3.6 | −4.9 | 3.3 | 6.0 | 2.0 | 24 |
−4.4 | −1.5 | 4.4 | 1.3 | 1.1 | ||
8 | 0.9 | 2.7 | 4.0 | 11.7 | 2.2 | 24 |
9 | −5.7 | 1.1 | 1.1 | 1.5 | 0.7 | 24 |
10 | −3.1 | −1.2 | 4.4 | 6.3 | 1.6 | 24 |
11 | 0.5 | 1.4 | −3.7 | 5.4 | 1.4 | 24 |
12 | 1.7 | 3.2 | −5.5 | 2.9 | 1.2 | 24 |
13 | −1.9 | 4.8 | −4.6 | 3.9 | 1.3 | 24 |
14 | −5.5 | 0.2 | 2.2 | 2.2 | 0.9 | 24 |
15 | 1.2 | 2.5 | 0.7 | 8.5 | 1.7 | 20 |
Multi isocentric VMAT | ||||||
16 | −5.6 | −1.5 | 1.3 | 0.6 | 0.4 | 20 |
−2.9 | 3.3 | 4.7 | 0.5 | 0.4 | ||
−0.9 | 6.4 | −3.9 | 0.7 | 0.4 | ||
17 | 5.2 | −1.0 | 2.3 | 15.6 | 2.4 | 24 |
−0.1 | 0.4 | 2.7 | 1.6 | 0.7 | ||
1.8 | 1.2 | −4.1 | 3.1 | 1.1 | ||
18 | −4.8 | 0.6 | −1.0 | 1.0 | 0.6 | 20 |
−2.3 | 5.1 | −0.7 | 0.6 | 0.4 | ||
3.3 | −3.0 | 2.9 | 1.5 | 0.8 | ||
19 | −3.9 | 1.3 | −5.7 | 2.1 | 0.9 | 24 |
3.4 | 1.5 | 4.6 | 1.1 | 0.6 | ||
20 | −3.8 | −1.6 | 3.2 | 0.4 | 0.3 | 24 |
−2.8 | −1.2 | 4.3 | 1.0 | 0.6 | ||
1.0 | 5.8 | 2.3 | 2.7 | 1.1 | ||
−3.4 | 3.6 | −5.4 | 1.0 | 0.6 | ||
21 | 5.1 | 1.2 | 3.3 | 3.9 | 1.3 | 24 |
−3.3 | −2.2 | 4.4 | 1.1 | 0.6 | ||
22 | 5.1 | 2.5 | −2.3 | 3.9 | 1.2 | 20 |
6.7 | 1.0 | −1.7 | 1.2 | 0.7 | ||
−0.6 | −5.6 | 3.6 | 1.2 | 0.7 | ||
23 | −2.4 | 3.1 | 1.3 | 0.9 | 0.5 | 20 |
1.8 | 2.3 | 5.0 | 1.4 | 0.7 | ||
−0.2 | −3.6 | −1.0 | 3.0 | 1.0 | ||