Table 2 Description of numerical variables in the breast cancer clinical dataset
From: Predicting factors for survival of breast cancer patients using machine learning techniques
Numerical variable | Name | Description | Minimum | Mean | Maximum |
|---|---|---|---|---|---|
V1 | Age at diagnosis | Age of the patients when they are diagnosed with breast cancer | 0 | 50 | 92 |
V11 | Tumour size (cm) | The size of tumour (cm) | 0 | 3.2 | 30 |
V22 | Total axillary lymph nodes removed | The number of total axillary lymph nodes removed for examination | 0 | 13 | 45 |
V23 | Number of positive lymph nodes | The number of lymph nodes identified as cancerous | 0 | 3 | 19 |