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. 2018 Jul 19;4(12):1751–1757. doi: 10.1001/jamaoncol.2018.2583

Table. Multivariable Logistic Regression to Determine Grades 2 to 3 Fibrosis Among 205 Patients.

Variable Level OR (95% CI) P Value
C−509T genotype C/C 1 [Reference] .02
C/T or T/T 4.47 (1.25-15.99)
Randomization arm CF WBI 1 [Reference] .97
HF WBI 1.02 (0.38-2.77)
Panel physician–assessed cosmesis 1-2 (Excellent-good) 1 [Reference] <.001
3-4 (Fair-poor) 7.09 (2.41-20.90)

Abbreviations: CF, conventionally fractionated; HF, hypofractionated; OR, odds ratio; WBI, whole-breast irradiation.