Table 4

Lung adenocarcinoma: Cox proportional hazard models stratified on tumor staging

Covariates
Univariate Cox model RR and 95% CISelected multiple Cox models with interaction: RR and 95% CI
ABC
Differentiationa0.41 (0.23–0.72)0.33 (0.17–0.63)0.41 (0.22–0.78)
Bcl-2b0.41 (0.18–0.90)0.32 (0.14–0.74)0.33 (1.13–0.79)
A+ B+ H Antigensb0.66 (0.37–1.19)0.40 (0.21–0.77)
p53b1.75 (0.99–3.08)4.56 (1.89–11)c4.50 (1.89–10.7)c
0.50 (0.20–1.2)d0.45 (0.18–1.13)d
Blood group1.54 (0.90–2.63)3.01 (1.61–5.64)
  • a Well-differentiated tumors.

  • b Positively stained tumor cells.

  • c Stages I and II.

  • d Stages III and IV.