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Table 3 Test for non-proportionality based on the scaled Schoenfeld residuals from the conventional Cox model (see table 1).

From: Variables with time-varying effects and the Cox model: Some statistical concepts illustrated with a prognostic factor study in breast cancer

Variable

p-value

Age

0.10

Grade II

<0.01

Grade III

<0.01

Size

0.32

Lymph node involvement

0.22

PVI

0.05

Hormone receptor

0.05

Her2

0.08

Mib1

0.07

GLOBAL

<0.01