| to disengagement of the leaflets | 7 | purpose |
| abrasion → can → occur | 5 |
| abrasion → be → caused | 5 |
| abrasion → occur in → response | 4 |
| negative | neutral | positive |
| 0.451 | 0.520 | 0.029 |
| Raw frequency | 14 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 167.325 |