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The prognosis value of threshold of 40Hz auditory steady state evoked potential (40Hz aSSEP) in the non-traumatic patients with unconsciousness

The prognosis value of threshold of 40Hz auditory steady state evoked potential (40Hz aSSEP) in the non-traumatic patients with unconsciousness

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-DDT-13003682
Enrollment
Unknown
Registered
2013-08-07
Start date
2013-07-01
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

unconsciousness

Interventions

Gold Standard:
Index test:

Sponsors

Dept. of Neurology, Nanfang Hospital, Southern Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Patients with first disturbance of consciousness; 2. Reach the admission of NICU; 3. Aged 18-90 Years; 4. No dysaudia.

Exclusion criteria

Exclusion criteria: 1. Abandoning treatment; 2. Sedation with large doses of drug; 3. Unknown etiology; 4. No complete the examination during 72h; 5. No Obtain a clear 40Hz aSSEP.

Design outcomes

Primary

MeasureTime frame
receiver operating characteristic curve;Glasgow Outcome Score;sensitivity;specificity;Youden index;—

Countries

China

Contacts

Public ContactSu-yue Pan

Nanfang Hospital, Southern Medical University

Pansuyue82@yahoo.com.cn+86 020-61641961

Outcome results

None listed

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