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Table 7 Multivariate Cox proportional hazard regression of survival for the patients from the FRA cohort

From: Expression profiling of ion channel genes predicts clinical outcome in breast cancer

Covariate Hazard ratio 95% Confidence interval P-value
IC30 + vs. - 2.55 (1.21, 5.39) 0.014
Age (per year) 1.00 (0.98, 1.02) 0.687
Grade 3 vs. 1,2 0.79 (0.43, 1.45) 0.444
ER + vs. - 0.91 (0.33, 2.52) 0.855
PR + vs. - 1.24 (0.48, 3.18) 0.655
p53 mutant vs. wild-type 1.22 (0.70, 2.12) 0.487