Table 2 Type of variable.

From: Enhancing breast cancer diagnosis through machine learning algorithms

Feature name

Type

Value

CDP

Numerical

0 ≤ 

Ki67

Numerical

0–1 mount

Her2

Nominal

0, 1, 2, 3

PR

Numerical

0–1 mount

ER

Numerical

0–1 mount

Neoadjuant

Binary

Yes = 1, No = 0

Age

Numerical

20–76 years