Reference intervals for blood concentrations of folate-related biomarkers in early pregnancy among pregnant women in Qingdao
This study characterized the distribution of RBC folate, vitamin B12, homocysteine, and 5-MTHF concentrations in early pregnancy (9-13<sup>+ 6</sup> weeks) and established RIs across different age, BMI, and total folate intake subgroups in Qingdao population. These findings provide valuable reference data for clinicians and laboratory researchers.
Authors
- Xueteng Ding
- Caiping Xiang
- Jinbao Zhu
- Haiyan Liu
- Min Cao
- Yaguang Peng
- Yanfang Li
- Guoju Li
Institutions
- Qingdao University (CN)
- Heze Medical College (CN)
- Beijing Children’s Hospital (CN)
- Qingdao Municipal Center for Disease Control and Prevention (CN)
- Qingdao Women and Children's Hospital (CN)
Publication Details
- Journal
- BMC Pregnancy and Childbirth
- Published
- 2026-02-25
- DOI
- https://doi.org/10.1186/s12884-026-08869-w
- Primary Topic
- Folate and B Vitamins Research
- Type
- article
- Field-Weighted Citation Impact
- 0.00