The critical literature appraisal and meta-analyses show that nasal surgery can effectively reduce daytime sleepiness and snoring. However, the efficacy of nasal surgery in treating OSA is limited.

To evaluate the impact of nasal surgery alone on quality of life (QOL) in patients with obstructive sleep apnea and nasal obstruction using generic and diseasespecific QOL questionnaires.

The anatomy-based staging system predicted UPPP outcomes more effectively than did the severity-based staging. The anatomy-based staging system facilitates good case-selection information for counseling patients before UPPP surgery.

Although nasal surgery relieved snoring and daytime sleepiness, it had variable effects on polysomnographic parameters.