Research Article

Long Noncoding RNA HOTTIP Serves as an Independent Predictive Biomarker for the Prognosis of Patients with Clear Cell Renal Cell Carcinoma

Figure 6

Subgroup analysis of the differentiation grade and stage. The Kaplan-Meier plots show overall survival in the high-risk group (red) and the low-risk group (blue). The value was calculated by log-rank test. Overall survival was indicated in days. Notes: (a) Kaplan-Meier plots of grade I/II. (b) Kaplan-Meier plots of grade III/IV. (c) Kaplan-Meier plots of stage I/II. (d) Kaplan-Meier plots of stage III/IV.
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