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Table 2 Comparison between Draff III and Draff IIB regarding the success rate

From: Extended endoscopic frontal nasal sinus surgery in management of chronic and recurrent frontal sinus diseases

 

Failed

Succeeded

X2

P value

Type of operation (mode of technique)

Draff IIB

No.

2

2

2.715

.099

%

50%

50%

Draff III

No.

1

9

%

10%

90%