Table 2 Hemorrhagic vs nonhemorrhagic AVM

 Gr. I n (%)

21 (18.4)

21 (16.4)

0.735

 Gr. II n (%)

41 (36.0)

38 (29.7)

0.337

 Gr. III n (%)

28 (24.6)

33 (25.8)

0.883

 Gr. IV n (%)

19 (16.7)

26 (20.3)

0.511

 Gr. V n (%)

5 (4.4)

10 (7.8)

0.299

Age

31.7 ± 16.7

34.4 ± 16.6

0.219

Sex(M, F)

57, 57

70, 58

0.520

 Gr. I

19 (90.5)

18 (85.7)

1.000

 Gr. II

40 (97.6)

31 (81.6)

0.025

 Gr. III

24 (85.7)

20 (60.6)

0.044

 Gr. IV

10 (52.6)

4 (15.4)

0.011

 Gr.V

2 (40.0)

1 (10.0)

0.242

95

74

 surgery (S) only

54 (47.4)

30 (23.4)

< 0.001

 S + embolization (E)

15 (13.2)

26 (20.3)

0.170

 S + radiation (R)

9 (7.9)

1 (0.8)

0.007

 S + E + R

1 (0.9)

1 (0.8)

1.000

 R only

10 (8.8)

12 (9.4)

1.000

 E + R

3 (2.6)

2 (1.6)

0.669

 E only

3 (2.6)

2 (1.6)

0.669

 medical

19 (16.7)

54 (42.2)

< 0.001

 include surgery

79 (69.3)

58 (45.3)

< 0.001

 include radiation

23 (20.2)

16 (12.5)

0.117

 mortbidity, n (%)

1 (1.05)

0 (0)

1.000

 mortality, n (%)

2 (1.75)

0 (0)

0.505