| Typicality: | 0.384 |
| Saliency: | 0.314 |
| each year | 4 | temporal |
| in order to place the graft | 4 | purpose |
| in the united states | 3 | location |
| surgeon → perform → knee | 11 |
| surgeon → manipulate → the knee | 5 |
| surgeon → prepare → the knee | 4 |
| surgeon → treat → knee | 3 |
| negative | neutral | positive |
| 0.127 | 0.803 | 0.069 |
| Raw frequency | 23 |
| Normalized frequency | 0.314 |
| Modifier score | 0.500 |
| Perplexity | 445.064 |