| by biting or pinching the valve | 4 | manner |
| manually | 3 | manner |
| after emptying the bladder | 2 | temporal |
| valve → be → activated | 44 |
| valve → be → triggered | 6 |
| negative | neutral | positive |
| 0.097 | 0.825 | 0.077 |
| Raw frequency | 50 |
| Normalized frequency | 0.423 |
| Modifier score | 1.000 |
| Perplexity | 374.681 |