| slowly | 31 | manner |
| quickly | 16 | manner |
| from the stent | 16 | location |
| drug → be → released | 379 |
| drug → be released for → use | 4 |
| drug → gets → released | 3 |
| negative | neutral | positive |
| 0.238 | 0.654 | 0.108 |
| Raw frequency | 386 |
| Normalized frequency | 0.647 |
| Modifier score | 0.688 |
| Perplexity | 383.265 |