Risk of seizure with impaired awareness conditional on highest ILAE grade in previous 1, 2 and 3 years
| Seizure in year | Proportion of patients who have a seizure (95% CI) | ||
| Yes | No | ||
| Previous year’s ILAE grade (n=819) | |||
| 1 | 237 | 4644 | 0.049 (0.041 to 0.056) |
| 2 | 101 | 790 | 0.113 (0.096 to 0.131) |
| ≥3 | 2380 | 336 | 0.876 (0.867 to 0.886) |
| Highest ILAE grade in previous 2 years (n=770) | |||
| 1 | 143 | 3958 | 0.035 (0.026 to 0.044) |
| 2 | 74 | 734 | 0.092 (0.072 to 0.111) |
| ≥3 | 2237 | 523 | 0.811 (0.800 to 0.821) |
| Highest ILAE grade in previous 3 years (n=724) | |||
| 1 | 84 | 3408 | 0.024 (0.014 to 0.034) |
| 2 | 56 | 662 | 0.077 (0.056 to 0.100) |
| ≥3 | 2055 | 634 | 0.764 (0.753 to 0.776) |
ILAE, The International League against Epilepsy.