Fig. 6

Forest plot of regression analyses of time-to-recurrence. Cox regression with subdistribution hazards approach analyses adjusted for age (< 70 or ≥ 70 years), microsatellite status (microsatellite stability or microsatellite instability), Union for International Cancer Control (UICC) stage (II, III or IV), and sidedness of tumour (right-sided or left-sided)