Status:
COMPLETED
The Impact of Preoperative Anemia on Postoperative Anemia and Related Nutrient Abnormalities After Bariatric Surgery
Lead Sponsor:
China-Japan Friendship Hospital
Conditions:
Anemia
Bariatric Surgery
Eligibility:
All Genders
16-70 years
Brief Summary
This study aims to assess the impact of preoperative anemia status on anemia and related nutrient abnormalities 1 year after bariatric surgery.
Detailed Description
This study aims to assess the impact of preoperative anemia status on anemia and related nutrient abnormalities (ferritin deficiency, vitamin B12 deficiency, folate deficiency, and low transferrin sat...
Eligibility Criteria
Inclusion
- Patients who underwent bariatric surgery (sleeve gastrectomy and Roux-en-Y gastric bypass)
- Age between 16 and 70 years
- Patients who have complete 1-year follow-up data
Exclusion
- Baseline renal failure
- Vegetarian
- Postoperative bleeding (it was defined as a drop in hemoglobin levels \> 3 g/dL or a confirmed blood loss requiring treatment after surgery)
Key Trial Info
Start Date :
September 1 2017
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
December 31 2024
Estimated Enrollment :
400 Patients enrolled
Trial Details
Trial ID
NCT06218953
Start Date
September 1 2017
End Date
December 31 2024
Last Update
July 9 2025
Active Locations (1)
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1
Yuntao Nie
Beijing, China, 100029