| Items | Patient A | Patient B | Patient C | Patient D |
| Age | 29 | 33 | 39 | 42 |
| Gender | Female | Female | Female | Female |
| Occupation | Housewife | Housewife | Care worker | Contracted worker |
| Time living with Type 1 diabetes (years) | 4 years | 10 years | 11 years | 4 years |
| CSII introduction period (years) | 3 years | 0.5 years | 8 years | 1 years |
| MDI introduction period (years) | 1 year | 9.5 years | 3 years | 3 years |
| Blood glucose levels | 100 - 150 mg/dl | 200 - 250 mg/dl | 130 - 150 mg/dl | 120 - 160 mg/dl |
| Location where the patient received the insulin injection (MDI) | Home | Home | Home and the restroom of her office | Home and the restroom of her office |
| HbA1c (NGSP) prior to CSII introduction | The 9% first half | The 9% first half | The 9% first half | The 7%last half |
| HbA1c (NGSP) after CSII introduction | The 7% first half | The 8% first half | The 7% last half | The 7% first half |
| Reasons for switching from MDI therapy to CSII therapy | Due to pregnancy, was recommended by a doctor to switch. | Due to the desire to become pregnant, consulted with a doctor and switched to CSII. | Could not inject during work and there were many incidences of hypoglycemia, so desired to switch to CSII. | Was recommended by a doctor since HbA1c levels did not drop with insulin injections. |
| Complication of diabetes | No | No | No | No |