| Classification | Number of codes |
| If there is no pain the patients will return to normal condition | 6 |
| Delirium is easy to see and prediction is important | 5 |
| Relief-related involvement is necessary in care | 4 |
| The nurse needs explanation and contact to relieve the patient | 4 |
| Subjective symptoms are less likely to occur compared to other diseases | 4 |
| There are no difficulties in handling at the time of hospital admission or examinations with an acute invasive acute period | 2 |
| Age-related change in sensory organs affects adaptation to hospital environment | 2 |
| Building trust is important | 2 |
| Families affect patient motivation for treatment | 2 |
| Patients are calmed if their own living environment before hospitalization is incorporated | 2 |
| Heart failure becomes worse from the environmental change and excretion cannot be done properly | 2 |
| Physical restraints are likely to be used and panic may occur | 2 |
| It feels more real if a doctor is involved | 2 |
| Many hospitalizations occur outside medical hours | 1 |
| Different methods of hospitalization depending on the state of utilization of social resources before hospitalization | 1 |
| Patients with mild dementia may remember nurses at hospitalization | 1 |
| It is also difficult to grasp symptoms of deterioration in elderly people without dementia | 1 |
| In patients without knowledge there is a desire to go home | 1 |
| At the time of admission there is also a loss of awareness and the patients do not remember treatment or explanation | 1 |