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Ripple sign and its potential screening value in obstructive sleep apnea

Ripple sign and its potential screening value in obstructive sleep apnea

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300069165
Enrollment
Unknown
Registered
2023-03-08
Start date
2023-03-08
Completion date
Unknown
Last updated
2023-05-22

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

Conditions

obstructive sleep apnea

Interventions

Gold Standard:full overnight polysomnography - Gold standard
Index test:Photo of patient's oropharynx to diagnose ripple sign

Sponsors

First Affiliated Hospital of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: The patients aged 18-65 years old, male and female, who visited the snoring clinic of the First Affiliated Hospital of Sun Yat-Sen University from January 2020 to January 2022.

Exclusion criteria

Exclusion criteria: Patients with one or more of the following conditions were excluded: 1.lack of PSG recordings or clear oropharynx pictures 2.regular use of hypnotic medications 3.nose and throat surgical history 4. previous stroke 5. neuromuscular disease.

Design outcomes

Primary

MeasureTime frame
ripple sign;sensibility;specificity;—

Secondary

MeasureTime frame
alanine amino transferase;body mass index;aspartate amino transferase;triglyceride;cholesterol;creatinine;glycosylated hemoglobin;thyrotropin;uric acid;—

Countries

China

Contacts

Public ContactJian Li

First Affiliated Hospital of Sun Yat-sen University

lijian7@mail.sysu.edu.cn13902236371

Outcome results

None listed

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