Hearing results

Pre-operative (mean ± S.D.)

Post-operative (mean ± S.D.)

P value

Air conduction

35 ± 12

27.4 ± 11.5

0.0017

Bone conduction

8.76 ± 3.8

9.26 ± 4.03

0.5248

A-B gap

26.4 ± 10

18 ± 9

0.00003