| generally | 7 | degree |
| in a normal disc | 2 | location |
| needle → cause → pain | 29 |
| needle → cause → unnecessary pain | 6 |
| needle → cause → some pain | 4 |
| negative | neutral | positive |
| 0.666 | 0.265 | 0.069 |
| Raw frequency | 39 |
| Normalized frequency | 0.397 |
| Modifier score | 0.533 |
| Perplexity | 234.996 |