Table 1.

Patient characteristics in five thrombectomy trials⁷

	ESCAPE	EXTEND-IA	MR CLEAN	REVASCAT	SWIFT PRIME
Condition	Ischaemic stroke	Ischaemic stroke + thrombolysis	Ischaemic stroke	Ischaemic stroke + no or failed thrombolysis	Ischaemic stroke + thrombolysis
Age, years	≥18	≥18	≥18	18–85	18–80
Pre-morbid function	Barthel ≥90	mRS ≤1	-	mRS ≤1	mRS ≤1
Time from onset, hours	<12	<6	<6	<8	<6
NIHSS	5	Any	≥2	>5	≥8 and <30
CT ASPECTS score⁵	≥6	-	-	≥7	≥6
Vessel occlusion	M1 ± ICA	ICA, M1 or M2	ICA, M1, M2, A1 or A2	ICA or M1	ICA or M1

A1 = first part of anterior cerebral artery; A2 = second part of anterior cerebral artery; Barthel = Barthel Score; ICA = internal carotid artery; M1 = first part of middle cerebral artery; M2 = second part of middle cerebral artery; mRS = modified Rankin Score; NIHSS = National Institute of Health Stroke Score