Average

Midline shift (mm)

Technique

p-value

Sig.

Fenestration group

Non-fenestration group

Mean

SD

Mean

SD

Preoperative

11

4.3

10.5

4.11

>0.05

NS

1^st & 3^rd postop. Days

4

2.1

5

3.05

>0.05

NS

After one month

0.2

0.42

0.8

0.78

0.05

S