| during surgery | 5 | temporal |
| from a small intestine submucosa | 4 | other |
| since ancient era | 2 | temporal |
| scaffold → be → prepared | 13 |
| scaffold → be in → use | 11 |
| scaffold → be → applied | 4 |
| scaffold → be → handled | 3 |
| negative | neutral | positive |
| 0.093 | 0.845 | 0.062 |
| Raw frequency | 31 |
| Normalized frequency | 0.628 |
| Modifier score | 1.000 |
| Perplexity | 167.386 |