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Table 3 Recurrence proportions at each time interval according to CRT timing

From: Patterns of failure in patients with locally advanced rectal cancer receiving pre-operative or post-operative chemoradiotherapy

  LR alone* LR with DM* DM alone* Total*
Year Pre-op CRT Post-op CRT Pre-op CRT Post-op CRT Pre-op CRT Post-op CRT Pre-op CRT Post-op CRT
≤ 2 4 (41.2) 4 (50.0) 13 (61.9) 10 (66.7) 63 (70.8) 56 (73.7) 80 (63.0) 70 (70.7)
> 2–5 10 (47.0) 3 (37.5) 6 (28.6) 5 (33.3) 22 (24.7) 19 (25.0) 38 (29.9) 27 (27.3)
> 5 3 (11.8) 1 (12.5) 2 (9.5) 0 4 (4.5) 1 (1.3) 9 (7.1) 2 (2.0)
  17 (100) 8 (100) 21 (100) 15 (100) 89 (100) 76 (100) 127 (100) 99 (100)
  1. Abbreviations: CRT = chemoradiotherapy; LR = local recurrence; DM = distant metastasis.
  2. *All P-values by linear-by-linear association were not significant.