| Typicality: | 0.301 |
| Saliency: | 0.500 |
| during the operation | 3 | temporal |
| ventilation → be → performed | 10 |
| ventilation → use → technique | 4 |
| ventilation → be → applied | 4 |
| negative | neutral | positive |
| 0.153 | 0.723 | 0.124 |
| Raw frequency | 18 |
| Normalized frequency | 0.500 |
| Modifier score | 0.000 |
| Perplexity | 146.542 |