| Group A | Group B | P value | |||
Count | % | Count | % | |||
Facial nerve function 6-month postoperatively | Grade I | 12 | 80% | 8 | 53.3% | 0.121 |
Grade II | 2 | 13.3% | 2 | 13.3% | 1 | |
Grade III | 1 | 6.7% | 1 | 6.7% | 1 | |
Grade IV | 0 | 0.0% | 2 | 13.3% | 0.483 | |
Grade V | 0 | 0.0% | 1 | 6.7% | 1 | |
Grade VI | 0 | 0.0% | 1 | 6.7% | 1 |