| 
   
  | No | Variable Name | Definition |  
  | 1. | Local Recurrence | Yes or No |  
  | 2. | Age at Diagnosis | ≤ 35, 35 to 44, 44-45, 55 ≥ years old |  
  | 3. | Age at Menarche | ≤ 12 to ≥ 12 years old |  
  | 4. | Age at Menopause | ≤ 50 to ≥ 50 years old |  
  | 5. | Infertility | Yes or No |  
  | 6. | Family History of Breast Cancer | Yes or No |  
  | 7. | History of other Cancer (CA) | Yes or No |  
  | 8. | Location | Upper outer Quadrant (UOQ), Upper inner Quadrant (UIQ), Lower outer Quadrant (LOQ), Lower inner Quadrant (LIQ), Central, Axilla, Upper half, Lateral half, Lower half |  
  | 9. | Side | Left, Right, Bilateral |  
  | 10. | Tumor Size | ≤ 2cm to ≥ 5cm |  
  | 11. | LN/Nexion | Lymph node involvement/number of removed nodes after surgery |  
  | 12. | Metastasis | Bone, Liver, Lung, Brain, others |  
  | 13. | NPositive | Number of Positive lymph node involvement |  
  | 14. | B.Pathology | Results of Biopsy Pathology after |  
  | 15. | Type of surgery | Mastectomy (Preservative or Bilateral) |  
  | 16. | G (Grade) | 1, 2 or 3 |  
  | 17. | Margin of Involvement | Free or ≥ 2cm |  
  | 18. | Estrogen Receptor | Negative or Positive |  
  | 19. | Progesterone Receptor | Negative or Positive |  
  | 20. | Type of Chemotherapy | Adjuvant or Neoadjuvant |  
  | 21. | Radiotherapy | Yes or No |  
  | 22. | Hormone Therapy | Tamoxifen, Raloxifen, Femara, Aromasin or Megace |  
  | 23. | Death | Realted to Breast Cancer or unrelated |  
  | 24. | Her2 | Negative or Positive |  |