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. Author manuscript; available in PMC: 2020 Sep 1.
Published in final edited form as: Mayo Clin Proc. 2019 Aug 9;94(9):1814–1824. doi: 10.1016/j.mayocp.2019.03.031

Figure 2.

Figure 2.

GRIX Xerostomia and Sticky Saliva Scores by Trial Arms. A, GRIX xerostomia daytime score (AUC score for first 3 cycles; P=.02). B, GRIX xerostomia total score (P=. 02). C, GRIX sticky saliva daytime score (P=.04). D, GRIX sticky saliva total score (P=.12). For cycle numbers, 0 indicates baseline, 1-8 indicate weekly measurements during RT, and 9-11 indicate 14, 45, and 90 days post RT, respectively. Arm A = placebo rinse; Arm B = NAC rinse; AUC = area under the curve; GRIX = Groningen Radiation-Induced Xerostomia; NAC = N-acetylcysteine; RT= radiotherapy.