| often | 7 | temporal |
| tension → cause → headache | 24 |
| tension → lead to → headache | 19 |
| tension → result in → headache | 8 |
| tension → show up as → headache | 5 |
| tension → cause → the headache | 3 |
| tension → contribute to → headache | 3 |
| negative | neutral | positive |
| 0.741 | 0.208 | 0.051 |
| Raw frequency | 62 |
| Normalized frequency | 0.621 |
| Modifier score | 0.571 |
| Perplexity | 152.930 |