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Imaginary numerical example of preventative treatment effect in an individual
| Untreated attack frequency (uF) | 60/year |
| Treated attack frequency (tF) | 30/year |
| Change in attack frequency (dF) | 30/year |
| Attack duration (D) | 14 h |
| Change in total time in ictal state (dtTIS) | dF*D = 30*14 = 420 h/year |
