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Table 1 Summary of all beam results

From: Beam Output Audit results within the EORTC Radiation Oncology Group network

Cutoff level Photon beams (%) Electron beams (%) Co-60 beams
<3% 1670 (94.4%) 1225 (89.9%) 17
3–5% 96 (5.4%) 129 (9.5%) 1
>5% 4 (0.2%) 9 (0.7%)  
Total (451 BOA reports) 1770 (100%) 1363 (100%) 18