| seldom | 7 | temporal |
| in its most severe form | 6 | other |
| because of the maternal antibodies | 4 | cause |
| polio → cause → paralysis | 52 |
| polio → lead to → paralysis | 17 |
| polio → cause → lifelong paralysis | 6 |
| polio → result in → paralysis | 3 |
| polio → lead to → permanent paralysis | 3 |
| negative | neutral | positive |
| 0.852 | 0.136 | 0.012 |
| Raw frequency | 81 |
| Normalized frequency | 0.831 |
| Modifier score | 0.420 |
| Perplexity | 28.602 |