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. 2017 Jan 23;58(1):79–85. doi: 10.1093/jrr/rrw071

Table 3.

Dose–volume parameters for axillary nodes

Level 1 Interpectoral nodes Level 2
Mean dose (Gy) 35.4 ± 6.6 30.8 ± 10.1 10.1 ± 7.8
V40 Gy (%) 51.0 ± 25.2 34.7 ± 35.6 3.0 ± 9.8
V45 Gy (%) 31.7 ± 28.2 17.9 ± 27.0 0.6 ± 2.9

V40 Gy = percentage of volume receiving >40 Gy, V45 Gy = percentage of volume receiving >45 Gy.