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Table 3 Multivariate Cox proportional hazard model (phase angle as a continuous variable)

From: Bioelectrical impedance phase angle as a prognostic indicator in breast cancer

Independent Variable Unit of increase RR1 95% CI P-value
Phase angle 1 degree 0.82 0.68, 0.99 0.041
Stage at Diagnosis Stage I and II as referent 1.9 1.2, 2.9 0.006
Treatment History Newly Diagnosed as referent 7.9 4.1, 15.5 0.001