| Median (Range) | ||
---|---|---|---|
IMRT | VMAT | P* | |
Braina | |||
 Dmean (Gy) | 27.3 (25.8–38.9) | 26.1 (25.1–35.6) | 0.03 |
 Dmax (Gy) | 63.6 (63.1–65.8) | 63.5 (63.1–64.7) | 0.75 |
 V30Gy (%) | 36.6 (32.2–61.1) | 34.8 (32.0–61.5) | 0.60 |
 V60Gy (%) | 4.7 (2.4–7.4) | 4.0 (1.8–6.9) | 0.03 |
Brainb | |||
 GI50Gy | 1.8 (1.7–2.0) | 1.9 (1.7–2.1) | 0.12 |
 GI60Gy | 6.3 (3.3–8.2) | 7.2 (3.2–8.8) | 0.05 |
Brainstem | |||
 Dmean (Gy) | 24.3 (16.9–33.8) | 14.1 (9.5–27.2) | 0.03 |
 Dmax (Gy) | 53.8 (51.2–59.4) | 53.5 (49.5–59.9) | 0.12 |
 V30Gy (%) | 27.0 (15.3–56.2) | 19.3 (10.2–45.0) | 0.03 |
Ipsilateral Hippocampus | |||
 Dmean (Gy) | 45.5 (33.8–58.9) | 41.7 (35.4–58.7) | 0.07 |
 Dmax (Gy) | 56.2 (50.6–63.0) | 56.5 (51.4–63.3) | 0.25 |
 D100% (Gy) | 26.5 (12.1–52.8) | 10.0 (8.4–51.1) | 0.03 |
Contralateral Hippocampus | |||
 Dmean (Gy) | 21.0 (15.8–45.4) | 23.7 (15.1–42.0) | 0.25 |
 Dmax (Gy) | 44.6 (32.8–62.2) | 44.5 (31.7–62.2) | 0.12 |
 D100% (Gy) | 14.4 (2.5–26.0) | 9.8 (3.9–20.8) | 0.25 |
Bilateral Hippocampus | |||
 Dmean (Gy) | 35.9 (24.6–45.8) | 33.7 (25.0–42.1) | 0.25 |
 Dmax (Gy) | 56.6 (50.6–63.0) | 56.5 (51.4–63.3) | 0.35 |
 D100% (Gy) | 14.4 (2.5–26.0) | 9.8 (3.9–20.8) | 0.25 |
Optic Chiasm | |||
 Dmean (Gy) | 37.2 (19.6–50.5) | 36.9 (19.9–52.3) | 0.35 |
 Dmax (Gy) | 50.0 (30.7–55.7) | 52.0 (25.0–53.9) | 0.35 |
Ipsilateral Optic Nerve | |||
 Dmean (Gy) | 11.7 (4.5–39.9) | 18.9 (7.8–38.1) | 0.35 |
 Dmax (Gy) | 33.6 (14.2–55.1) | 34.1 (15.4–53.9) | 0.60 |
Contralateral Optic Nerve | |||
 Dmean (Gy) | 9.3 (6.7–29.6) | 13.8 (7.5–31.0) | 0.05 |
 Dmax (Gy) | 23.5 (10.3–54.5) | 25.9 (12.1–52.7) | 0.92 |
Ipsilateral Cochlea | |||
 Dmean (Gy) | 19.3 (6.2–26.3) | 2.1 (1.4–5.8) | 0.03 |
 Dmax (Gy) | 21.0 (8.4–28.6) | 2.4 (1.5–10.3) | 0.03 |
Contralateral Cochlea | |||
 Dmean (Gy) | 8.9 (1.4–23.5) | 1.9 (1.4–2.3) | 0.03 |
 Dmax (Gy) | 10.2 (1.5–24.2) | 2.3 (1.5–3.0) | 0.03 |
Ipsilateral Eye | |||
 Dmean (Gy) | 3.5 (0.8–11.8) | 6.1 (2.8–10.9) | 0.25 |
 Dmax (Gy) | 13.5 (1.5–50.6) | 15.7 (4.7–34.7) | 0.92 |
Contralateral Eye | |||
 Dmean (Gy) | 4.7 (1.6–5.6) | 4.9 (3.3–8.6) | 0.17 |
 Dmax (Gy) | 8.6 (2.6–41.5) | 11.0 (6.4–34.1) | 0.60 |
Ipsilateral Lens | |||
 Dmean (Gy) | 2.4 (0.5–6.0) | 2.8 (1.9–4.0) | 0.75 |
 Dmax (Gy) | 2.8 (0.6–7.8) | 3.3 (2.3–4.9) | 0.92 |
Contralateral Lens | |||
 Dmean (Gy) | 2.3 (1.1–3.6) | 2.6 (2.0–3.9) | 0.35 |
 Dmax (Gy) | 3.4 (1.3–3.9) | 2.9 (2.2–4.8) | 0.75 |