Mechanical Thrombectomy by a Direct Aspiration First Pass Technique (ADAPT) in Ischemic Stroke: Results of Monocentric Study Based on Multimodal CT Patient Selection

Table 4

Correlation with stroke severity at admission(a) and at discharge (b). Severe stroke as NIHSS >15; moderate ≤15; †Fisher exact test; (Mann–Whitney U) test.

A		N tot	Severe stroke	N	Moderate-mild stroke	N	P value
ASPECT NCCT°		28	7 (7-9)		9 (7-9)		0.27
CBV ASPECT CTP°		23	7 (6-9)		8.5 (8-10)		0.10
CBS°		29	5 (3-6)		6 (3-8)		0.40
PAF Score Single Phase CTA°		28	4 (3-4.5)		4 (4-5)		0.24
Leukoaraiosis†	Present	29	7 (39%)		1 (9%)		0.11
	Absent		11 (61%)		10 (91%)
Clot Density Ratio°		28	1.45 (1.3-1.7)		1.36 (1.26-1.44)		0.17
CTP Core Volume° (mm^3)		23	20 (8-34)		2 (1.5-8)		0.01
CTP Penumbra Volume° (mm^3)		23	51 (42-63)		68 (52-89)		0.0
Clot Length†	≥10mm	29	15 (83%)		4 (36%)		0.01
	≤10mm		3 (17%)		7 (64%)
Premorbid mRS		30	1 (1-2)		0 (0-0)		0.00
Time to hospital° (min)		29	67 (56-81)		90 (60-130)		0.03
b		N tot	Severe stroke	N	Moderate-mild stroke	N	P value
ASPECT CTP°		18	8.5 (7.5-9.5)		5.5 (5-6)		0.0
ASPECT NCCT°		22	9 (7.5-9)		7 (7-7)		0.12
ASPECT NCCT stratified°	>8	21	15 (75%)		0 (0%)		0.09
	≤8		5 (25%)		1 (100%)
CBS°		22	5 (3.5-7)		2.5 (2-3)		0.0
PAF Score Single Phase CTA°		21	4 (4-5)		3 (3-3)		0.02
Clot Density Ratio°		21	1.36 (1.26-1.44)		1.45 (1.44-1.46)		0.23
CTP Core Volume° (mm^3)		18	4.25 (1.75-23)		50 (40-60)		0.0
CTP Penumbra Volume° (mm^3)		18	78.5 (65.5-88)		103 (91-115)		0.08
Mismatch†	≥50%	18	15 (94%)		0 (0%)		0.0
	<50%		1 (6%)		2 (100%)
Leukoaraiosis†	Present	22	2 (10%)		1 (50%)		0.26
	Absent		18 (90%)		1 (50%)
Premorbid mRS		23	0 (0-1)		2 (1-2)		0.09
Time to needle° (min)		18	180 (150-244)		140 (100-156)		0.0