Educational problems
| AED exposure | Statement | AEN* register | Any AEN* | OR AEN* (95% CI) |
|---|---|---|---|---|
| *AEN, additional educational needs. | ||||
| Unexposed (87) | 7 (8.0%) | 12 (13.8%) | 28 (32.2%) | 1.00 |
| Monotherapy | ||||
| Valproate (50) | 15 (30%) | 20 (40%) | 24 (48%) | 1.95 (0.95 to 3.97) |
| Carbamazepine (61) | 1 (1.6%) | 5 (8.2%) | 14 (23%) | 0.63 (0.30 to 1.33) |
| Phenytoin (22) | 1 (4.5%) | 3 (13.6%) | 7 (31.8%) | 0.98 (0.36 to 2.68) |
| Polytherapy without valproate (26) | 1 (3.8%) | 3 (11.5%) | 6 (23.1 %) | 0.63 (0.23 to 1.75) |
| Polytherapy with valproate (29) | 9 (31.0%) | 10 (34.5%) | 12 (41.4%) | 1.49 (0.63 to 3.53) |