Iron Deficiency Anemia Among Chinese Pregnant Women: a Multi-center Prospective Cohort Study

NCT ID: NCT03961074

Last Updated: 2024-05-07

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

5551 participants

Study Classification

OBSERVATIONAL

Study Start Date

2019-05-10

Study Completion Date

2021-11-30

Brief Summary

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Iron deficiency anemia during pregnancy, which may lead to adverse pregnancy outcomes, was a serious health problem in China. Various iron supplements used in different regions of China, however, the effects have not been well investigated. The objective of this study is to investigate the diagnosis, treatment and prognosis of iron deficiency and iron deficiency anemia in Chinese pregnant women.

Detailed Description

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This is a nationwide multicenter prospective cohort study conducted in seven hospitals in China to investigate the diagnosis, treatment and prognosis of iron deficiency and iron deficiency anemia in Chinese pregnant women. This study will enroll about 6000-7000 pregnant women, who established a health record in the seven hospitals. Demographic characteristics, laboratory tests, behavior habits during pregnancy, mental status, and pregnancy outcomes will been collected. All information will collect by a pregnant women self-reported questionnaire and the electronic medical record system in hospitals at three timing points: 6-15 gestational weeks, 30-34 gestational weeks and one week after delivery.

Conditions

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Iron Deficiency Anemia of Pregnancy

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Exposure group

Chinese women with iron deficiency anemia (IDA) during pregnancy.

Iron deficiency anemia in Chinese pregnant women

Intervention Type OTHER

Iron deficiency anemia exists in Chinese pregnant women during pregnancy

Control group

Chinese women without iron deficiency anemia (IDA) during pregnancy.

No interventions assigned to this group

Interventions

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Iron deficiency anemia in Chinese pregnant women

Iron deficiency anemia exists in Chinese pregnant women during pregnancy

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Pregnant women who registered an antenatal care file at the survey hospital ;
* Signed informed consent.

Exclusion Criteria

* Participated in any drug or nutritional clinical trial from 3 months before pregnancy to recruitment.
Eligible Sex

FEMALE

Accepts Healthy Volunteers

Yes

Sponsors

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West China Second University Hospital

OTHER

Sponsor Role collaborator

West China Hospital

OTHER

Sponsor Role lead

Responsible Party

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Sun Xin

Director

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Xin Sun, Doctor

Role: STUDY_CHAIR

West China Hospital

Locations

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Peking University People's Hospital

Beijing, Beijing Municipality, China

Site Status

Chongqing Health center for women and Children

Chongqing, Chongqing Municipality, China

Site Status

Xiamen Maternal and Child Care Hospital

Xiamen, Fujian, China

Site Status

Hubei Maternal and Child Care Hospital

Wuhan, Hubei, China

Site Status

Yanan University Affiliated Hospital

Yanan, Shanxi, China

Site Status

The West China Second University Hospital

Chengdu, Sichuan, China

Site Status

Women'S Hospital School of Medicine Zhejiang University

Hangzhou, Zhejiang, China

Site Status

Countries

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China

References

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Haider BA, Olofin I, Wang M, Spiegelman D, Ezzati M, Fawzi WW; Nutrition Impact Model Study Group (anaemia). Anaemia, prenatal iron use, and risk of adverse pregnancy outcomes: systematic review and meta-analysis. BMJ. 2013 Jun 21;346:f3443. doi: 10.1136/bmj.f3443.

Reference Type BACKGROUND
PMID: 23794316 (View on PubMed)

Other Identifiers

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IDA_2019

Identifier Type: -

Identifier Source: org_study_id

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