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| No. of seizures for confidence level | Pretest probability | ||
|---|---|---|---|
|
| |||
| 80% | 50% | 20% | |
| >0.80 | 8 (6–10) | 5 (4–6) | 1 |
| >0.90 | 9 (7–12) | 7 (6–8) | 4 (3–5) |
| >0.95 | 10 (8–13) | 8 (6–10) | 5 (5–7) |
The number of seizures needed to achieve a given confidence level of unifocal epilepsy for different pretest probabilities of multifocal epilepsy. The 95% confidence intervals for number of seizures needed are presented in parenthesis.
