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. Author manuscript; available in PMC: 2019 Oct 1.
Published in final edited form as: Dis Colon Rectum. 2018 Oct;61(10):1146–1155. doi: 10.1097/DCR.0000000000001207

TABLE 4.

Multivariable analysis of disease-free survivala

Variable Hazard ratio (95% CI) p
Study group
 SG1 1 0.002
 SG2 0.30 (0.13–0.67)
 SG3 0.23 (0.10–0.58)
 SG4 0.40 (0.19–0.84)
ypTNM stage
 0 1 <0.0001
 I 2.10 (0.52–8.40)
 II 9.80 (2.83–33.93)
 III 13.39 (3.99–44.91)
a

The overall p-values were based on a Type III test. CI, confidence interval.