The evaluation of obstructive sleep apnea incidence after mandibular setback surgery by combination of questionnaires.

The evaluation of obstructive sleep apnea incidence after mandibular setback orthognathic surgery in patients with skeletal class III deficiencies, by combination of Epworth, Berlin and STOP-BANG questionnaires.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20150613022697N5

Enrollment

Registered

2018-11-18

Start date

2018-10-02

Completion date

Unknown

Last updated

2019-01-14

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

Conditions

Condition 1: Obstructive sleep apnea. Condition 2: class III malocclusion. Obstructive sleep apnea (adult) (pediatric) Dentofacial anomalies [including malocclusion]

Interventions

Intervention 1: Intervention group: The amount of posterior movement of mandible and chin (mm), following the mandibular setback sagittal osteotomy surgery. Intervention 2: Control group: ?Without pos

Eligibility

Sex/Gender

All

Age

18 Years to 30 Years

Inclusion criteria

Inclusion criteria: All of the patients with class III deformities with the age range of 18-30 years old who candidate for orthogenetic surgery Patients with ASA 1 or 2

Exclusion criteria

Exclusion criteria: Patients with maxillofacial congenital syndromes history. Patients with the history of respiratory diseases like rhinitis, asthma, bronchitis.

Design outcomes

Primary

Measure	Time frame
Obstructive sleep apnea incidence. Timepoint: 1 week before surgery - 1 month and 3 month postoperatively. Method of measurement: STOP-BANG, Berlin and Epworth questionnaires.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSahand Samiee rad

Mashhad University of Medical Sciences

samieerads@mums.ac.ir+98 51 3882 9501

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026