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NCT03988127

Perfusion Index in Pain Assessment

Completed Last updated 23 December 2019
What this trial tests

trial testing Perfusion index in Pain, Postoperative in 32 participants. Completed in 20 September 2019.

Timeline
20 July 2019
Primary endpoint
20 September 2019
20 September 2019

Quick facts

Lead sponsorCairo University
StatusCompleted
Study typeOBSERVATIONAL
Enrollment32
Start date20 July 2019
Primary completion20 September 2019
Estimated completion20 September 2019
Sites1 location across Egypt

Drugs / interventions tested

Conditions studied

Sponsor

Cairo University

Who can join

Adults 18 to 60, any sex, with Pain, Postoperative. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The perfusion index (PI) is the ratio of the pulsatile to the non-pulsatile blood flow in peripheral tissue. It represents a non-invasive measure of peripheral perfusion that can be continuously obtained from a pulse oximeter. This property explains the fact that it decreases with vasoconstriction and increases with vasodilatation. An increase in PI was proved to be an early indicator for the success of general and regional anaesthesia, which cause initial peripheral vasodilatation before the onset of anaesthetic effect. Whereas a failed increase in PI would suggest failure of anaesthesia. The PI has been reported to decrease when noxious stimulus was applied to anaesthetized volunteers. A recent study on critically ill non-intubated patients has demonstrated a good correlation between changes in PI and changes in Behavioral Pain Scale-non intubated values after a painful stimulus was applied. Despite the rising use of perfusion index in anaesthesia and intensive care, few studies have investigated its capability as a pain assessment tool, and to our knowledge, it has not been investigated in intubated critically ill patients yet.

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 trials of Perfusion index

Trials testing the same drug.

Other recruiting trials for Pain, Postoperative

Currently open trials in the same condition.

Other Cairo University trials

Trials by the same sponsor.

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Data sources for this page

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