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Table 4 Association between preoperative DTI patterns and postoperative DTI findings

From: Surgical planning in patients with brain glioma using diffusion tensor MR imaging and tractography

Postoperative DTI

Preoperative DTI patterns

pa

I (n = 2)

II (n = 15)

III (n = 11)

IV (n = 12)

V (n = 4)

No

%

No

%

No

%

No

%

No

%

 

Normalized position and anisotropy

2

100.0

13

86.7

7

63.6

6

50.0

0

0.0

<0.001*

Normalized position and partial FA improvement

0

0.0

2

13.3

3

27.3

4

33.3

0

0.0

No fibers position or FA improvement

0

0.0

0

0.0

1

9.1

2

16.7

0

0.0

No identifiable fiber tracts on FA or directional color maps

0

0.0

0

0.0

0

0.0

0

0.0

4

100.0

  1. No number
  2. *Significant at p <0.05
  3. aFisher exact/Fisher-Freeman-Halton exact test