Effect of surgical mandibular setback on occurrence of Obstructive Sleep Apnea (OSA)

Status

Recruiting

Phases

Phase 2

Study type

Observational

Source

TCTR

Registry ID

TCTR20170519003

Enrollment

Unknown

Registered

2017-05-19

Start date

2016-10-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Effect of surgical mandibular setback on occurrence of Obstructive Sleep Apnea (OSA)&#44

Interventions

Patient with Dentofacial deformity who treated by Orthognathic surgery&#44

surgicl mandibular setback

Diagnostic

patient who received surgical mandibular setback

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patient who received surgical mandibular setback between October 2015 and June 2016

Exclusion criteria

Exclusion criteria: Patient who received previously Orthognathic surgery. Patient who needed re-operation due to emergency medical condition eg Bleeding. Patient who can't follow up as plan.

Design outcomes

Primary

Measure	Time frame
occurrence of obstructive sleep apnea Before and After surgical mandibular setback Yes/No Diagnose of OSA including Apnea-Hyponea index	—

Secondary

Measure	Time frame
Upper airway comparison Before, 1 wk, 6 wk, 3 mo, and 6 mo after surgical mandibular setback Area and Volume, compare by radiographic data both 2D and 3D	—

Countries

Thailand

Contacts

Public ContactNarit Leepong

Faculty of Dentistry, Prince of Songkla University

dentcare@gmail.com0818382803

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026