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Table 2 Recurrent cancer and LNM in T1 CRC, stratified for LN yield (< 10 vs. ≥ 10)

From: The prognostic value of lymph node yield in the earliest stage of colorectal cancer: a multicenter cohort study

   Recurrent cancer LNM
  N N (%) Total person-years of follow-up Rate/1000 person-years of follow-up (95% CI) N (%)
Total cohort 1017 41 (4.0) 4581 9.0 (6.5–12.0) 84 (8.3)
LN yield < 10 612 37 (6.0) 3403 10.9 (7.8–14.8) 37 (6.0)
LN yield ≥ 10 405 4 (1.0) 1179 3.4 (1.1–8.2) 47 (11.6)
  1. CI confidence interval, CRC colorectal cancer, LN lymph node, LNM lymph node metastasis