| Item | Number of items | Cronbach's α |
| Autonomous behaviour of nurses | 14 | 0.94 |
| Physician shows interest in nursing care | 9 | 0.94 |
| Physician uses the idea of the nurse to treat the patient | 6 | 0.92 |
| Nurse and physician understand each other through conference | 4 | 0.91 |
| Nurses and doctors understand organization management | 3 | 0.93 |
| Nurse is concerned with the physician so that the situation improves. | 3 | 0.89 |