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NCT02832492

The Prognostic Value of Pupil Near Response in UWS Patients

Completed Last updated 4 August 2022
What this trial tests

trial testing pupil near response in Vegetative State in 20 participants. Completed in 10 February 2016.

Timeline
29 October 2015
Primary endpoint
10 February 2016
10 February 2016

Quick facts

Lead sponsorWentao Zeng
StatusCompleted
Study typeOBSERVATIONAL
Enrollment20
Start date29 October 2015
Primary completion10 February 2016
Estimated completion10 February 2016

Drugs / interventions tested

Conditions studied

Sponsor

Wentao Zeng

Who can join

Adults 6 to 85, any sex, with Vegetative State. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

Previous studies suggest that the stimulus of pupil near response (PNR) may be a conscious perception of a blurred image. Moreover, PNR is a reflex that can be objectively observed and with no motor output, suggesting it might be a more convenient index for consciousness evaluation and consciousness recovery in patients with disorders of consciousness (DOC). We thus hypothesized that PNR+ patients (patients show PNR during the assessment) would have better prognosis than PNR- patients (patients fail to show PNR during the assessment).Based on this hypotheis, researchers will assess pupil near response in patients with unresponsive wakefulness syndrome (UWS) and compare the prognosis difference between PNR+ patients and PNR- patients to assess its prognosis value.

Publications & conference data

No peer-reviewed publications indexed yet for this trial. Completed trials usually publish results within 12-18 months.

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Other recruiting trials for Vegetative State

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Data sources for this page

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