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Updated: Feb 26, 2026
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Published on: May 10, 2022
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Anemia and pregnancy outcomes: a longitudinal study.
1a Department of Obstetrics and Gynecology, Durban , South Africa and Women's Health and HIV Research Group, University of KwaZulu-Natal , Durban , South Africa.
Summary
Anemia prevalence in pregnant women decreased from 42.7% at booking to 28.1% at 32-34 weeks. Normocytic normochromic anemia was most common, requiring further investigation into its causes.
Area of Science:
- Obstetrics and Gynecology
- Hematology
- Public Health
Background:
- Anemia is a common complication in pregnancy, affecting maternal and fetal health.
- Understanding anemia prevalence and outcomes is crucial for effective prenatal care.
Purpose of the Study:
- To determine the prevalence of anemia at the first antenatal visit and at 32-34 weeks gestational age.
- To evaluate the association between anemia and perinatal/maternal outcomes.
Main Methods:
- Prospective study involving 2000 pregnant women.
- Complete blood counts (CBC) were performed at two study visits.
- Maternal and perinatal morbidity/mortality data were collected.
Main Results:
- Anemia prevalence was 42.7% at the first visit, decreasing to 28.1% at 32-34 weeks.
- Normocytic normochromic anemia was the predominant type.
- Anemia was significantly associated with prematurity, low birth weight, and hypertensive disorders of pregnancy.
Conclusions:
- A significant reduction in anemia prevalence was observed during pregnancy.
- Normocytic normochromic anemia is the most common type, necessitating etiological investigation.
- Further research is needed to identify specific causes and guide interventions.
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