| Typicality: | 0.324 |
| Saliency: | 0.174 |
| down the back | 8 | location |
| in the posterior fusion | 5 | location |
| spine → be approached through → incision | 4 |
| spine → be operated with → incision | 3 |
| negative | neutral | positive |
| 0.091 | 0.881 | 0.028 |
| Raw frequency | 7 |
| Normalized frequency | 0.174 |
| Modifier score | 0.500 |
| Perplexity | 109.593 |