Estimated Blood Loss: Novel Model for Estimating Surgical Blood Loss.

Completed

• Conditions: Blood Loss, Surgical; Blood Loss, Postoperative; Blood Loss

• Registration Number: NCT03249038
• Lead Sponsor: Hospital Clinic of Barcelona

Brief Summary

Estimated blood loss is an important parameter recognized as a standard practice in anesthesiology and others medical specialties, with relevant clinical and research applications. Currently is no model capable of accurately estimate blood loss. The purpose of this study is to evaluate the accuracy of a novel model.

Detailed Description

Not available

Study Timeline

• Study Start: 2017-01-01
• Primary Completion: 2017-08-01
• Study First Submitted: 2017-08-10
• Study First Submitted QC: 2017-08-10
• Study First Posted: 2017-08-15
• Study Completion: 2017-09-01
• Status Verified: 2024-10
• Last Update Submitted: 2024-10-27
• Last Update Posted: 2024-10-29

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 100

Inclusion Criteria

• Patients scheduled for elective urologic laparoscopy surgery.

Exclusion Criteria

• Patient with suspected or confirmed heart failure, severe hypertension, hepatic cirrhosis, chronic kidney disease on dialysis, coagulopathy, as well as patient receiving diuretics, anticoagulant or antiplatelet agents.
• Cases in which surgical gauzes were used, including conversion to open surgical technique. - Patients who have received transfusions of RBCs during the perioperative period.
• Patients who have showed postoperative bleeding, defined by an amount greater than 50 ml in surgical drains, or any other type of blood loss.

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Postoperative serum hemoglobin concentration	48 hours
Hemoglobin mass lost	Intraoperative