| surgically | 15 | manner |
| between the vertebrae | 15 | location |
| according to the process steps | 14 | other |
| implant → be → inserted | 758 |
| implant → be inserted into → place | 8 |
| implant → be inserted into → the patient | 8 |
| implant → be inserted into → patient | 7 |
| implant → be inserted in → place | 5 |
| implant → be inserted in → patient | 3 |
| implant → be inserted by → doctor | 3 |
| negative | neutral | positive |
| 0.165 | 0.757 | 0.078 |
| Raw frequency | 792 |
| Normalized frequency | 0.759 |
| Modifier score | 0.729 |
| Perplexity | 400.214 |