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Fig. 1 | BMC Cancer

Fig. 1

From: Primary tumor resection improves prognosis of unresectable carcinomas of the transverse colon including flexures with liver metastasis: a preliminary population-based analysis

Fig. 1

Division of the patients by the optimal cutoff points of age (A1–3), year of diagnosis (B1–3) and median household income (C1–3) produced by the X-tile software. The optimal cutoff points highlighted by the black circle (A1, B1 and C1) are shown on histograms (A2, B2 and C2) and Kaplan-Meier plots (A3, B3 and C3)

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