Table 2 Dosage of carbamazepine, valproic acid, and phenytoin at the start of the study
Carbamazepine (n = 64) | Valproic acid (n = 65) | Phenytoin (n = 29) | |
|---|---|---|---|
DDDa (mg) | 1000 | 1500 | 300 |
Monotherapy, n | 40 | 38 | 21 |
PDDb (mg), mean ± SD | 446 ± 216 | 669 ± 277 | 213 ± 46 |
%DDDc | 44.6 | 44.6 | 70.8 |
Polytherapy, n | 24 | 27 | 8 |
PDD (mg), mean ± SD | 587 ± 456 | 972 ± 528 | 225 ± 50 |
%DDD | 58.7 | 64.8 | 75.0 |