Fig. 3

TFRD in cohort 2. TFRD for patients who received regimens (a) including S-1 and those who received regimens not including S-1 after recurrence (both treatment groups combined), (b) including S-1 and those who received regimens not including S-1 after recurrence (adjuvant S-1 group) and (c) including S-1 and those who received regimens not including S-1 after recurrence (surgery-only group)