| Typicality: | 0.472 |
| Saliency: | 0.483 |
| to look for abnormalities | 14 | purpose |
| of the heart | 4 | other |
| to help determine | 3 | purpose |
| doctor → order → a chest x- | 28 |
| doctor → order → a chest x-ray | 21 |
| doctor → order → chest x | 14 |
| doctor → order → a chest x | 8 |
| negative | neutral | positive |
| 0.244 | 0.707 | 0.049 |
| Raw frequency | 71 |
| Normalized frequency | 0.483 |
| Modifier score | 0.550 |
| Perplexity | 139.082 |