Group

Total patients

Lost in follow

up

Patients followed

Seizure freedom

on 1^st AED

Seizure freedom

on 2^nd AED

Seizure freedom

on 3^rd AED

Combined

I

684

60

624

515

81

8

604

II

562

73

489

253

164

19

436

III

722

83

639

342

160

6

508

IV

574

77

497

214

127

12

353

Total

2542

293 (11.5%)

2249 (88.5%)

1324 (58.9%)

532 (23.7%)

45 (2%)

1901 (84.5%)