Intraoperative Estimated Blood Loss, Blood Transfusion, and Postoperative Clinical Outcomes in Patients Undergoing Non Cardiac Surgery, Siriraj Hospital

NCT05430659 | Active Not Recruiting

• 1 other identifier: 333/2565
• Study Type: observational
• Target: 1,268
• Locations: 1 country
• Sites: 1

Brief Summary

After review literature, Siriraj hospital has not unanimous protocol to guide proper preoperative anemia and blood transfusion. This retrospective study will review non-cardiac surgery cases and collect data such as demographic data, surgical procedures, anesthetic techniques, preoperative hemoglobin level, intraoperative estimate blood loss, blood transfusion, and post operative complication in Siriraj hospital which has many patients undergo various operations. This study can be model to develop preoperative anemia management guideline in Siriraj Preanesthesia Assessment Center (SIPAC), Siriraj hospital and reduce risk and adverse outcomes after blood transfusion in the future.

Conditions

General Surgery; Blood Loss, Surgical

Outcome Measures

Primary Outcomes (1)

• Operation with intraoperative blood loss of more than 500 ml

  Operation with intraoperative blood loss of more than 500 ml

  Day of surgery

Secondary Outcomes (1)

• Risks associated with intraoperative blood loss of more than 500 ml

  Day of surgery

Study Arms (2)

EBL equal or more than 500 ml

The intraoperative estimated blood loss equal or more than 500 ml

Other: observational study

EBL less than 500 ml

The intraoperative estimated blood loss less than 500 ml

Other: observational study

Interventions

observational study OTHER

Retrospective observational study

EBL equal or more than 500 ml; EBL less than 500 ml

Eligibility Criteria

• Age: 18 Years+
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)
• Sampling Method: Non-Probability Sample

Study Population

Patients undergoing surgical procedures consist of head/neck surgery, general surgery, urologic surgery, vascular surgery, neurologic surgery, orthopedic surgery, otolaryngologic surgery and gynecologic surgery.

You may qualify if:

• Patients undergoing surgical procedures consist of head/neck surgery, general surgery, urologic surgery, vascular surgery, neurologic surgery, orthopedic surgery, otolaryngologic surgery and gynecologic surgery.

You may not qualify if:

• Patients don't have target data or losing of interesting document.

Sponsors & Collaborators

• Siriraj Hospital: lead

Study Sites (1)

Siriraj hospital

Bangkok, Bangkok, 10700, Thailand

Location

MeSH Terms

Conditions

Blood Loss, Surgical

Interventions

Observation

Condition Hierarchy (Ancestors)

Hemorrhage; Pathologic Processes; Pathological Conditions, Signs and Symptoms; Intraoperative Complications

Intervention Hierarchy (Ancestors)

Methods; Investigative Techniques

Study Officials

• Mingkwan Wongyingsinn

  Siriraj Hospital

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: observational
• Observational Model: OTHER
• Time Perspective: RETROSPECTIVE
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Principal Investigator

Study Record Dates

• First Submitted: June 15, 2022
• First Posted: June 24, 2022
• Study Start: July 1, 2022
• Primary Completion (Estimated): November 1, 2026
• Study Completion (Estimated): December 1, 2026
• Last Updated: March 6, 2026

Record last verified: 2025-06

Locations

TH (1)