| like heroin | 3 | other |
| methadone → cause → overdose | 7 |
| methadone → lead to → overdose | 7 |
| methadone → result in → overdose | 3 |
| methadone → result in → fatal overdose | 3 |
| negative | neutral | positive |
| 0.821 | 0.164 | 0.015 |
| Raw frequency | 20 |
| Normalized frequency | 0.511 |
| Modifier score | 0.500 |
| Perplexity | 46.244 |