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. 2021 Aug 6;30:65–70. doi: 10.1016/j.ctro.2021.08.001

Table 4.

Treatment-related late (90 + days from start of RT) grade 3 or 4 adverse events by RT technique.


RT Technique


Late Adverse Event Conventional
Adaptive 5 mm
Adaptive 7 mm
(n = 57) (n = 39) (n = 75)
GU Toxicities 1 (2%) 4 (10%) 1 (1%)
GI Toxicity 1 (2%) 0 0
Pain - Other 0 2 (5%) 0
Fatigue 0 1 (3%) 0
Number of patients experiencing at least one grade 3 or 4 toxicity 2 (4%) 5 (13%) 1 (1%)