Case Control Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Feb 28, 2016; 22(8): 2576-2584
Published online Feb 28, 2016. doi: 10.3748/wjg.v22.i8.2576
Figure 3
Figure 3 Survival analysis: Kaplan-Meier curve (log rank test) showed that serum direct bilirubin was associated with the prognosis (survival time) in rectal adenocarcinoma patients. The cutoff (direct bilirubin ≥ 2.60 μmol/L) was determined based on the combination of sensitivity, specificity, ROC curve and areas under the curve.