| Typicality: | 0.346 |
| Saliency: | 0.226 |
| with a bone graft | 7 | other |
| with an artificial disc | 5 | other |
| with your own tissue | 4 | other |
| surgeon → replace → the disc | 9 |
| surgeon → replace → damaged disc | 4 |
| negative | neutral | positive |
| 0.129 | 0.809 | 0.063 |
| Raw frequency | 13 |
| Normalized frequency | 0.226 |
| Modifier score | 0.500 |
| Perplexity | 396.582 |