Variable | All (n = 262) | a = abnormal EEG presentation (n = 75) | b = normal EEG presentation (n = 187) | T/χ2 value(a vs b) | P value |
---|---|---|---|---|---|
Seizure type classification | |||||
Idiopathic epilepsy(%) | 191 (72.9) | 43 (57.3) | 148 (79.1) | 12.9 | 0.001 a |
Symptomatic/ Cryptogenic epilepsy(%) | 71 (27.1) | 32 (42.7) | 39 (20.9) | ||
History of cerebral trauma | 13 (5.0) | 10 (13.5) | 3 (1.6) | 15.6 | 0.001 a |
History of cerebral surgery | 6 (2.3) | 6 (8.1) | 0 (0) | 15.4 | 0.001 a |
Family history of epilepsy(%) | 8 (1.6) | 5 (6.8) | 3 (3.1) | 4.7 | 0.044 a |
Imaging findings(%) | 29 (11.2) | 18 (25.0) | 11 (5.9) | 19.0 | 0.001 a |