. 2019 Aug 31;19:80–86. doi: 10.1016/j.ctro.2019.08.006

Table 3.

Multivariable analysis of acute late grade ≥2 GI and GU.

Model	Categories	Relative risk	95%CI		P value
Model	Categories	Relative risk	Lower bound	Upper bound	P value
Grade 2 + acute GI toxicity	Passive scattering/uniform scanning	Ref.
Grade 2 + acute GI toxicity	Pencil beam	1.32	0.79	2.19	0.29

Grade 2 + acute GU toxicity	Passive scattering/uniform scanning	Ref.
Grade 2 + acute GU toxicity	Pencil beam	1.57	1.28	1.94	<0.001

Note: Adjusted for age, race, baseline PSA level, Gleason score, clinical stage, and baseline IPSS/AUA.