Table 1 Differences in baseline clinical characteristics between the two groups

Patients, NO

45

41

Gender

 Male

35

33

 Female

10

8

Age, mean(years)

62.3 + 13.4

65.3 + 12.0

Hypertension

15

13

Diabetes

29

29

Hyperlipidemia

33

35

Atrial fibrillation

8

2

Coronary heart disease

1

4

Previous stroke

2

2

Drinking

31

32

Smoking

24

25

TOAST etiological classification

 large artery atherosclerosis

30

29

 cardiogenic embolism

9

5

 unknown cause

6

7

Intravenous thrombolysis

14

16

White blood cell count

10.13 + 3.5

10.97 + 3.9

Preoperative blood glucose

9.8 + 4.5

9.8 + 4.1

NIHSS score

16 + 10

27 + 11

PC-CTA score

2 + 1

3 + 2

GCS score

9 + 4

6 + 3

PC-aspects score

7 + 2

6 + 2

Midbrain-pontine index score

1 + 1

2 + 2

Time from discovery to recanalization

545 + 250

859 + 675

Operation time

107 + 40

136 + 67

Postoperative complications

Symptomatic cerebral hemorrhage

0/45

4/41

asymptomatic intracerebral hemorrhage

2/45

3/41

pulmonary infection

35/45

36/41

gastrointestinal bleeding

3/45

17/41

vascular reocclusion

1/36

6/38