| in signal intensity | 7 | other |
| in medical costs | 2 | other |
| effect → lead to → increase | 5 |
| effect → be associated with → increase | 3 |
| effect → produce → increase | 3 |
| negative | neutral | positive |
| 0.121 | 0.734 | 0.145 |
| Raw frequency | 11 |
| Normalized frequency | 0.220 |
| Modifier score | 0.500 |
| Perplexity | 172.790 |