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Effect of oral respiration on masticatory function in children

Association between oral respiration and masticatory function in children: a prospective cohort study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400094944
Enrollment
Unknown
Registered
2024-12-30
Start date
2025-01-01
Completion date
Unknown
Last updated
2025-01-06

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

Conditions

Children oral breathing

Interventions

Nasal breathing group:none
Mouth breathing group (orthodontic group + observation group):Orthodontic treatment

Sponsors

Shanghai Stomatological Hospital, Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
7 Years to 12 Years

Inclusion criteria

Inclusion criteria: 1.Ages 7-12 years old; 2.Children with nasal breathing cohort: nasal breathing habits were judged by clinical examination and questionnaire survey (no symptoms such as oral breathing, sleep snoring, or recurrent nasal congestion); 3.Oral respiratory cohort: Oral respiratory habits were determined by clinical examination and questionnaire survey; 4.Imaging and morphological examination were complete.

Exclusion criteria

Exclusion criteria: 1.The clinical diagnosis was OSA; 2.The dentition is incomplete, and more than one pair of masticatory functional units in bilateral posterior dental regions are missing; 3.with bad oral habits such as finger sucking, lip biting and tongue spitting; 4.Congenital facial abnormalities (cleft lip and palate, etc.); 5.Immediate family members with the same bone type as the patient (family genetic predisposition to malocclusion); 6.Abnormal mandibular length due to heredity or trauma; 7.History of orthodontic treatment.

Design outcomes

Primary

MeasureTime frame
Masticatory function;

Countries

China

Contacts

Public ContactChenghui Qian

Shanghai Stomatological Hospital

qianchenghui1980@163.com+86 21 54668040

Outcome results

None listed

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