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Table 4 Demographic and clinical predictors of drug-resistance in univariate analysis

From: The long-term prognosis and predictors of epilepsy: a retrospective study in 820 patients

Variables

DRE n = 322

Remission n = 388

P-value

Sex, male, n (%)

174 (54.0)

222 (57.2)

0.396

Age at seizure onset, years, median (IQR; range)

15 (10–25; <  1–70)

15 (10–24; <  1–77)

0.561

Age at seizure onset, ≤12 years, n (%)

113 (35.1)

140 (36.1)

0.784

Seizure frequency at first arrival, ≥ 1 /month, n (%)

242 (75.2)

186 (47.9)

<  0.001

Number of AEDs at first arrival, n (%)

  

<  0.001

 0

49 (15.2)

155 (39.9)

 

 1

134 (41.6)

147 (37.9)

 

  ≥ 2

139 (43.2)

86 (22.2)

 

Family history of epilepsy or FS, n (%)

25 (7.8)

34 (8.8)

0.631

History of FS, n (%)

28 (8.7)

40 (10.3)

0.467

EEG results at first arrival, n (%)

  

<  0.001

 Normal

47 (14.6)

135 (34.8)

 

 Epileptiform abnormality

217 (67.4)

199 (51.3)

 

 Not available

58 (18.9)

54 (13.9)

 

MRI results, n (%)

  

<  0.001

 Normal

124 (38.5)

227 (58.8)

 

 Abnormal

174 (54.0)

129 (33.4)

 

 Not available

24 (7.5)

30 (7.8)

 

Type of epilepsy, n (%)

  

<  0.001

 Idiopathic

27 (8.4)

87 (22.4)

 

 Symptomatic

160 (49.7)

100 (25.8)

 

 Cryptogenic

135 (41.9)

201(51.8)

 

Observation time during study, years, median (IQR; range)

3.5 (2.3–4.7; 1.0–10.6)

3.6 (2.4–5.0; 1.0–12.3)

0.175

  1. DRE drug resistant epilepsy, ref reference for odds ratio, FS febrile convulsions