| towards an end of the stent | 5 | location |
| very | 4 | degree |
| in cross section | 2 | location |
| aperture → be → narrow | 25 |
| aperture → be → narrower | 8 |
| aperture → be → narrowed | 7 |
| aperture → become → narrower | 4 |
| negative | neutral | positive |
| 0.135 | 0.719 | 0.146 |
| Raw frequency | 44 |
| Normalized frequency | 0.581 |
| Modifier score | 0.500 |
| Perplexity | 430.536 |