Table 1 Univariate analysis.

Sex

female

320 (67.1%)

20.1%

0.808

male

157 (32.9%)

21.3%

Age groups [years]

<60

316 (66.2%)

15.0%

<0.001

60–79

140 (29.4%)

28.6%

>80

21 (4.4%)

47.6%

GCS categorized

15

247 (51.9%)

6.1%

<0.001

11–14

73 (15.3%)

13.7%

8–10

27 (5.7%)

33.3%

4–7

57 (12.0%)

36.8%

3

72 (15.1%)

59.2%

Motor score

6

306 (64.2%)

6.9%

<0.001

5

29 (6.1%)

34.5%

4

25 (5.2%)

28.0%

3

25 (5.2%)

32.0%

2

14 (2.9%)

42.9%

1

76 (15.9%)

57.3%

Pupil status

normal

426 (89.3%)

13.9%

<0.001

anisocoric

33 (6.9%)

66.7%

bilaterally dilated

18 (3.8%)

88.9%

Acute hydrocephalus

present

303 (64.1%)

24.3%

0.009

absent

170 (35.9%)

14.1%

Rebleed

present

69 (14.5%)

34.3%

0.005

absent

407 (85.5%)

18.2%

IVH

present

283 (71.1%)

29.6%

<0.001

absent

115 (28.9%)

9.6%

CPR

present

27 (5.7%)

73.1%

<0.001

absent

448 (94.3%)

17.4%

DCI

present

184 (38.8%)

22.8%

0.350

absent

290 (61.2%)

19.0%

H&H

1

105 (22.0%)

4.8%

<0.001

2

145 (30.4%)

6.9%

3

79 (16.6%)

14.1%

4

50 (10.5%)

32.0%

5

98 (20.5%)

56.7%

WFNS

1

244 (53.3%)

5.8%

<0.001

2

32 (7.0%)

12.5%

3

12 (2.6%)

18.2%

4

56 (12.2%)

28.6%

5

114 (24.9%)

50.4%

Fisher

1

19 (4.1%)

16.7%

<0.001

2

47 (10.0%)

6.4%

3

86 (18.3%)

7.0%

4

317 (67.6%)

27.0%

hWFNS

1

244 (51.2%)

5.8%

<0.001

2

32 (6.7%)

12.5%

3

12 (2.5%)

18.2%

4

112 (23.5%)

29.7%

5

77 (16.1%)

57.1%

HAIR

0

64 (16.1%)

1.6%

<0.001

1

124 (31.2%)

8.1%

2

79 (19.9%)

15.6%

3

22 (5.5%)

45.5%

4

14 (3.5%)

57.1%

5

46 (11.6%)

52.2%

6

39 (9.8%)

56.4%

7

8 (2.0%)

75.0%

8

1 (0.3%)

100.0%