Prediction Model for Anemia After Bariatric Surgery

China-Japan Friendship Hospital1 site in 1 country600 target enrollmentSeptember 1, 2017

ConditionsAnemia Bariatric Surgery

Overview

Phase: Not Applicable
Intervention: Not specified
Conditions: Anemia
Sponsor: China-Japan Friendship Hospital
Enrollment: 600
Locations: 1
Primary Endpoint: AUCs of the prediction model at 1, 3, 5 years
Status: Completed
Last Updated: 9 months ago

Overview Investigators Eligibility Criteria Outcomes Sites Similar Trials

Overview

Brief Summary

To develop and validate a prediction model for estimating the short and long-term risk of anemia after bariatric surgery.

Detailed Description

This study aims to develop and validate a prediction model for estimating the probability of anemia for patients with obesity one, three, and five years after sleeve gastrectomy and Roux-en-Y gastric bypass, using preoperative clinical and laboratory data.

Registry

clinicaltrials.gov

Start Date

September 1, 2017

End Date

May 31, 2025

Last Updated

9 months ago

Study Type

Observational

Sex

All

Investigators

Sponsor

China-Japan Friendship Hospital

Responsible Party

Principal Investigator

Yuntao Nie

Principal Investigator

China-Japan Friendship Hospital

Eligibility Criteria

Inclusion Criteria

•aged between 16-70 years;
•body mass index (BMI) ≥ 27.5 kg/m2;
•complete preoperative and follow-up data.

Exclusion Criteria

•vegetarian;
•other bariatric procedures;
•renal failure at baseline;
•postoperative bleeding (it was defined as a drop in hemoglobin levels \> 3 g/dL or a confirmed blood loss requiring treatment after surgery);
•incomplete preoperative and follow-up data.