Reasons for the changes to the treatments
| Reason for the change | Chemotherapy (N) | Radiotherapy (N) | Immunotherapy (N) | Surgery (N) |
| Decision making | 85 | 10 | 3 | 35 |
| Change in policy | 47 | 5 | 2 | 26 |
| Change in treatment plan by lead clinician | 38 | 5 | 1 | 9 |
| Infrastructure | 78 | 9 | 2 | 53 |
| Lockdown/travel restrictions | 48 | 3 | 0 | 36 |
| Lack of hospital beds | 12 | 2 | 0 | 10 |
| Lack of outpatient facilities for support | 3 | 2 | 2 | 0 |
| Lack of blood products | 1 | 0 | 0 | 1 |
| Lack of personal protective equipment | 6 | 1 | 0 | 3 |
| Lack of equipment to deliver the therapy | 4 | 1 | 0 | 2 |
| Lack of drugs | 4 | 0 | 0 | 1 |
| Workforce | 13 | 1 | 0 | 5 |
| Insufficient staff due to redeployment/restructuring | 9 | 1 | 0 | 5 |
| Insufficient staff due to sickness | 4 | 0 | 0 | 0 |
| Service delivery | 12 | 3 | 0 | 15 |
| Restructuring of services | 3 | 1 | 0 | 4 |
| Transfer to a different institution | 9 | 2 | 0 | 11 |
| Financing | 3 | 3 | 0 | 3 |
| Inability to pay | 3 | 3 | 0 | 3 |
| Patient factors | 20 | 1 | 1 | 5 |
| Patient/patient’s family choose to avoid treatment due to the pandemic | 18 | 1 | 1 | 4 |
| Caregiver infected with COVID-19 | 2 | 0 | 0 | 1 |
| Other | 14 | 4 | 0 | 5 |
| Patient has COVID-19 | 6 | 3 | 0 | 0 |