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The top-10 keywords with the highest frequency of co-occurrence.
| Keywords | Counts |
|---|---|
| Confusion assessment method | 24 |
| Risk factor | 22 |
| Intensive care unit | 21 |
| Mechanically ventilated patient | 19 |
| Critically ill patient | 18 |
| Elderly patient | 15 |
| Dementia | 15 |
| Acute confusional states | 12 |
| Postoperative delirium | 12 |
| Hip fracture | 12 |
