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Table 2 Perioperative stroke following elective spinal surgery

From: Perioperative stroke in patients undergoing elective spinal surgery: a retrospective analysis using the Japanese diagnosis procedure combination database

 

Perioperative stroke (N (%))

Overall

p-value*

Hemorrhagic

Ischemic

Total

371 (0.2)

(0.22)

 

53

(0.03)

318

(0.19)

Age, years

  

<0.001

    

 ≤49

15

(0.06)

 

6

(0.02)

9

(0.03)

 50–59

29

(0.12)

 

8

(0.03)

21

(0.09)

 60–69

85

(0.19)

 

14

(0.03)

71

(0.16)

 70–79

156

(0.29)

 

18

(0.03)

138

(0.26)

 ≥80

86

(0.50)

 

7

(0.04)

79

(0.46)

Sex

  

0.23

    

 Male

207

(0.21)

 

30

(0.03)

177

(0.18)

 Female

164

(0.24)

 

23

(0.03)

141

(0.21)

Surgical procedures

  

<0.001

    

 Resection of spinal cord tumor

19

(0.37)

 

7

(0.13)

12

(0.23)

 Discectomy

16

(0.07)

 

6

(0.02)

10

(0.04)

 Decompression surgery

193

(0.23)

 

18

(0.02)

175

(0.21)

 Arthrodesis surgery

143

(0.27)

 

22

(0.04)

121

(0.23)

Cervical spinal surgery

99

(0.28)

0.008

13

(0.04)

86

(0.25)

 Others

272

(0.21)

 

40

(0.03)

232

(0.18)

History of cardiac disease

60

(0.49)

<0.001

6

(0.05)

54

(0.44)

 No history

311

(0.20)

 

47

(0.03)

264

(0.17)

Diabetes

110

(0.41)

<0.001

9

(0.03)

101

(0.37)

 No history

261

(0.19)

 

44

(0.03)

217

(0.15)

Hypertension

129

(0.39)

<0.001

17

(0.05)

112

(0.34)

 No history

242

(0.18)

 

36

(0.03)

206

(0.15)

History of stroke

5

(0.13)

0.29

1

(0.03)

4

(0.11)

 No history

366

(0.22)

 

52

(0.03)

314

(0.19)

Hemodialysis

15

(0.45)

0.01

4

(0.12)

11

(0.33)

 No hemodialysis

356

(0.22)

 

49

(0.03)

307

(0.20)

Blood transfusion

52

(0.50)

<0.001

9

(0.09)

43

(0.41)

 No transfusion

319

(0.20)

 

44

(0.03)

275

(0.18)

Teaching institution

107

(0.30)

0.001

17

(0.05)

90

(0.25)

 Non-teaching institution

264

(0.20)

 

36

(0.03)

228

(0.17)