Type of malignancy in group of patients with cancer(Group 2)
| Solid tumour | Patients n | Haematological malignancy | Patients n |
| Lung cancer | 60 | Leukaemia | 22 |
| Prostate cancer | 18 | Non-Hodgkin's lymphoma | 15 |
| Breast cancer | 14 | Multiple myeloma | 12 |
| Head and neck cancer | 11 | Myelodisplasia | 10 |
| Bladder cancer | 8 | Hodgkin's lymphoma | 3 |
| Colon cancer | 8 | Aplastic anaemia | 2 |
| Kidney cancer | 4 | Policytemia vera | 2 |
| Gastric cancer | 3 | Other | 5 |
| Cervical cancer | 2 | ||
| Pancreatic cancer | 2 | ||
| Other | 9 |