| with the immune system | 7 | other |
| due to many reasons | 6 | cause |
| on the skin | 4 | location |
| psoriasis → be → caused | 36 |
| psoriasis → can → cause | 21 |
| psoriasis → cause → problem | 6 |
| psoriasis → cause → symptom | 6 |
| psoriasis → be caused by → problem | 6 |
| psoriasis → cause in → some people | 3 |
| psoriasis → cause → raised | 3 |
| negative | neutral | positive |
| 0.745 | 0.243 | 0.012 |
| Raw frequency | 81 |
| Normalized frequency | 0.680 |
| Modifier score | 0.600 |
| Perplexity | 112.496 |