| very | 8 | degree |
| for both scientists | 6 | other |
| in understanding human physiology | 4 | other |
| work → be → valuable | 24 |
| work → be → invaluable | 8 |
| negative | neutral | positive |
| 0.069 | 0.214 | 0.718 |
| Raw frequency | 32 |
| Normalized frequency | 0.507 |
| Modifier score | 1.000 |
| Perplexity | 73.600 |