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NCT04860544: RBCT

Is Red Blood Cell Transfusion a Risk Factor for Vascular Pedicle Thrombosis? The Study Case of a Latin American Cohort

Completed Last updated 5 May 2021
What this trial tests

trial testing RED BLOOD CELLS TRANFUSION in Vascular Thrombosis in 302 participants. Completed in 16 December 2019.

Timeline
16 January 2013
Primary endpoint
27 May 2019
16 December 2019

Quick facts

Lead sponsorFundación Universitaria de Ciencias de la Salud
StatusCompleted
Study typeOBSERVATIONAL
Enrollment302
Start date16 January 2013
Primary completion27 May 2019
Estimated completion16 December 2019

Drugs / interventions tested

Conditions studied

Sponsor

Fundación Universitaria de Ciencias de la Salud — full company profile →

Who can join

18 and older, any sex, with Vascular Thrombosis. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The present cohort was performed between January of 2014 and December of 2019. It included 302 free flaps conducted between January 2006 and December 2019 in the Hospital de San José and Hospital Infantil Universitario de San José in Bogotá, Colombia. Its aims were to determine whether there is an association between perioperative red blood cell transfusion and the risk of free flap vascular pedicle thrombosis. The exposure was the red blood cell transfusion therapy during the perioperative eriod, and the primary outcome was the occurrence of vascular pedicle thrombosis, which was defined as the intraoperative visualization of arterial or venous thrombosis of the vascular pedicle observed until seven days following the procedure. As a secondary outcome, the presence of clinical signs of arterial or venous flap suffering. Red blood cell transfusion was prescribed by the attending anesthesiologist. The methodology included data collection from medical records history, statistical analysis (incidence of thrombosis and to plot survival curves, the incidence rates calculated for every 1000 free flaps and the analysis between thrombosis and perioperative variables) by Kaplan Meier method and Cox regression models and its interpretation. The results showed that red blood cell transfusion during the perioperative period did not represent a risk for vascular pedicle thrombosis and also discarded a possible effect on the free flap survival.

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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Data sources for this page

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