Aetiological Features of Elderly Patients with Newly Diagnosed Symptomatic Epilepsy in Western China

Table 2

Prevalence of epilepsy aetiologies among the symptomatic cohort.

Aetiology	No. of patients; (, %)	Age at onset (year)
		Mean	Medians
Stroke	231 (48.7%)	68.8	66
Ischaemic stroke	175 (36.9%)	68.9	67
Haemorrhagic stroke	47 (9.9%)	68.1	65
CVT	9 (1.9%)	63.5	62
Traumatic brain injury	83 (17.5%)	62.8	60
Tumour	46 (9.7%)	64.9	61
Dementia	33 (7.0%)	70.5	69
CNS infection	18 (3.8%)	61.8	60
Hippocampal sclerosis	24 (5.1%)	65.3	61
Others	39 (8.2%)	61.8	60
Total	474 (100%)	66.4	63