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Table 4 Results of multivariable analysis for DFS

From: Effect of the duration of the capecitabine regimen following colon cancer surgery in an elderly population: a retrospective cohort study

  Non-adjusteda Adjust Ib Adjust IIc
HR (95% CI), P value HR (95% CI), P value HR (95% CI), P value
Postoperative capecitabine duration 0.91 (0.86, 0.98), 0.014 0.90 (0.83, 0.98), 0.012 0.90 (0.82, 0.96), 0.006
  0 1.0 1.0 1.0
   ≤ 12 weeks 0.52 (0.36, 0.98), 0.030 0.52 (0.35, 0.98), 0.033 0.45 (0.32, 0.90), 0.030
   ≤ 24 weeks 0.26 (0.19, 0.70), 0.007 0.26 (0.19, 0.70), 0.008 0.24 (0.17, 0.68), 0.005
  1. Notes: aNon-adjusted model adjusted for: none
  2. bAdjust I adjust for: gender; age
  3. cAdjust II adjust for: gender; age; stage; CEA; CA199; CCI; histological type, and MMR status
  4. Abbreviations: HR hazard ratio; CI confidence interval; CA carcinoma antigen; CEA carcinoembryonic antigen; MMR mismatch repair; CCI Charlson comorbidity index