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Medication usage and frequency of potential drug–drug interactions.
| Characteristics | N (%) or Mean ± SD |
|---|---|
| Number of prescribed drugs in each patient, median (IQP) | 7 ± 2.0 |
| Number of potential interactions in each patient | 6.9 ± 7.0 |
| Number of type C interactions | 214 (96%) |
| Number of type D interactions | 97 (44%) |
| Number of type X interactions | 72 (32.6%) |
