Effect of continuous positive airway pressure on the serum cystatin C level among obstructive sleep apnea syndrome

Status

Active, not recruiting

Phases

Phase 4

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR-ONRC-13003421

Enrollment

Unknown

Registered

2013-08-04

Start date

2013-08-01

Completion date

Unknown

Last updated

2017-04-18

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

Conditions

Obstructive sleep apnea-hypopnea syndrome

Interventions

Control group:No

OSAS group(Before CPAP):CPAP treatment

OSAS group (After CPAP):CPAP treatment

Eligibility

Sex/Gender

Male

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: Patients who suffering snore with or without daytime sleepiness was suspicious of OSAS.

Exclusion criteria

Exclusion criteria: 1. Severe respiratory disease such as chronic obstructive pulmonary disease, asthma, interstitial lung disease, chronic respiratory failure which may influence the oxygen saturation at night; 2. Diseases which can influence the serum cystatin C level, such as chronic kidney diseases, acute infectious diseases, hypothyroidism.

Design outcomes

Primary

Measure	Time frame
Serum cystatin C;	—

Countries

China

Contacts

Public ContactXiao-Bin Zhang

zhangxiaobincn@126.com+86 15959278266

Outcome results

None listed

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