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Table 5 Stepwise Cox regression analysis on survival of lung adenocarcinoma

From: Association between polymorphisms in DNA repair genes and survival of non-smoking female patients with lung adenocarcinoma

Variable β SEM HR 95%CI P value
stage (III+ IV vs. I+II) 0.661 0.102 1.94 1.59-2.36 < 0.001
chemotherapy or radiotherapy -1.095 0.307 0.34 0.18-0.61 < 0.001
ERCC1 118 (CT/TT vs. CC) 0.473 0.142 1.60 1.22-2.12 0.001
XRCC1 399 (GA/AA vs. GG) 0.405 0.143 1.50 1.13-1.98 0.005
  1. Abbreviation: SEM, Standard error of difference; HR, hazard ratio; CI, confidence interval.
  2. β, regression coefficient.