Seizure recurrence after first epileptic episode in ischemic stroke: Risk factors and their association with cognition and mood

Table 1 Univariate analysis of risk factors for seizure recurrence after the first episode, n (%)

Variable	n	Recurrence group (n = 43)	Non-recurrence group (n = 57)	χ2	P value
Age (years)				4.938	0.026
< 60	38	11 (25.58)	27 (47.37)
≥ 60	62	32 (74.42)	30 (52.63)
Gender				0.317	0.574
Male	59	24 (55.81)	35 (61.40)
Female	41	19 (44.19)	22 (38.60)
Hypertension	60	28 (65.12)	32 (56.14)	0.823	0.364
Diabetes	72	32 (74.42)	40 (70.18)	0.219	0.640
Smoking history	30	15 (34.88)	15 (26.32)	0.857	0.355
Alcohol consumption history	12	8 (18.60)	4 (7.02)	3.116	0.078
NIHSS (points)				5.200	0.023
< 16	48	15 (34.88)	33 (57.89)
≥ 16	52	28 (65.12)	24 (42.11)
Seizure type
Late-onset	44	24 (55.81)	20 (35.09)	4.273	0.039
Partial	47	22 (51.16)	25 (43.86)	0.525	0.469
Abnormal EEG findings	41	24 (55.81)	17 (29.82)	6.844	0.009
Cortical involvement	32	20 (46.51)	12 (21.05)	7.301	0.007
Hemorrhagic infarction	23	16 (37.21)	7 (12.28)	8.600	0.003
Large-area cerebral infarction	33	19 (44.19)	14 (24.56)	4.269	0.039

NIHSS: National Institutes of Health Stroke Scale; EEG: Electroencephalogram.