Table 3 The main factors affecting rate of GTR

Size (mm)

10 ~ 24

4/4

100

8.083

0.018

25 ~ 44

24/28

85.7

≥45

18/32

56.3

Subtype

Clivus

26/28

92.9

11.201

0.004

Petroclival

8/13

61.5

Sphenopetroclival

12/23

52.2

Cavernous Sinus

Invasion

8/17

47.1

7.052

0.008

No invasion

38/47

80.9

Brainstem Compression

Mild

21/24

87.5

10.584

0.005

Moderate

15/23

65.2

Severe

10/17

58.8

Consistency

Soft

12/14

85.7

5.260

0.072

moderate

20/25

80.0

Tough

14/25

56.0