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Table 1 Characteristics of patients underwent endovascular recanalization and received HR-MR follow-up

From: Plaque characteristics after endovascular treatment in patients with intracranial atherosclerotic disease

Characteristics

All (n = 50)

PTA (n = 22)

DCB (n = 19)

STENTING (n = 9)

Coefficient

P

Gender (male)

28

13

11

4

 

0.747

Age (years)

63.0 (57.0–69.0)

61.0 (55.3–65.0)

64.0 (62.0–74.0)

67.5 (65.3–70)

 

0.127

Location

 MCA

24 (48.0%)

10 (45.5%)

11 (57.9%)

3 (33.3%)

 

0.534

 ICA

10 (20.0%)

3 (13.6%)

5 (26.3%)

2 (22.2%)

  

 BA

12 (24.0%)

7 (31.8%)

2 (10.5%)

3 (33.3%)

  

 VA

4 (8.0%)

2 (9.1%)

1 (5.3%)

1 (11.1%)

  

Side

 Left

20 (52.6%)

8 (53.3%)

10 (58.8%)

2 (66.7%)

 

0.581

 Right

18 (47.4%)

7 (46.7%)

7 (41.2%)

4 (33.3%)

  

Follow-up time (days)

319.68 ± 226.81

252.36 ± 200.85

311.55 ± 185.60

501.40 ± 286.20

 

0.018

Stenosis degree (%)

48.92 ± 27.32

61.33 ± 24.08

41.92 ± 28.91*

33.39 ± 18.92*

F = 5.042

0.010

Plaque burden

0.74 ± 0.19

0.80 ± 0.10

0.69 ± 0.22*

0.59 ± 0.13*

K = 14.234

0.001

RR

0.89 ± 0.31

0.87 ± 0.28

0.89 ± 0.28

0.97 ± 0.44

K = 0.056

0.973

EI

0.49 ± 0.25

0.49 ± 0.26

0.48 ± 0.24

0.49 ± 0.27

K = 0.052

0.974

Plaque enhancement

 Grade 0

13 (26.0%)

2 (9.1%)

10 (52.6%)

1 (11.1%)

K = 14.541

0.001

 Grade 1

22 (44.0%)

9 (40.9%)

8 (42.1%)

5 (55.6%)

 Grade 2

15 (30.0%)

11 (50.0%)

1 (5.3%)

3 (33.3%)

Eccentric

 No

23 (46.0%)

11 (50.0%)

7 (36.8%)

5 (55.6%)

χ2 = 1.114

0.573

 Yes

27 (54.0%)

11 (50.0%)

12 (63.2%)

4 (44.4%)

Remodeling pattern

 Negative

34 (68.0%)

15 (68.2%)

12 (63.2%)

7 (77.8%)

χ2 = 1.760

0.780

 Intermediate

5 (10.0%)

2 (9.1%)

3 (15.8%)

0 (0.0%)

 Positive

11 (22.0%)

5 (22.7%)

4 (21.0%)

2 (22.2%)

Restenosis

 No

36 (72.0%)

14 (63.6%)

16 (84.2%)

6 (66.7%)

χ2 = 2.296

0.317

 Yes

14 (28.0%)

8 (36.4%)

3 (15.8%)

3 (33.3%)

  1. *Compare with DCB group, p < 0.05