Can anemia predict perinatal outcomes in different stages of pregnancy?

Pak J Med Sci

Abdurrahman Hamdi Inan, Department of Obstetrics and Gynecology, Izmir Tepecik Education and Research Hospital, Izmir, Turkey.

Published: January 2016

AI Article Synopsis

  • The study examined how anemia affects perinatal outcomes like preterm delivery (PTD) and low birth weight (LBW) in pregnant women over different stages of pregnancy.
  • Researchers analyzed medical records from 39,587 Turkish women who delivered between January 2011 and September 2014, comparing outcomes based on hemoglobin levels categorized into three groups.
  • Results showed that women with severe anemia (Hb <10 g/dl) had significantly higher rates of LBW, PTD, and cesarean sections throughout pregnancy compared to non-anemic women.

Article Abstract

Objective: To investigate the effect of anemia on perinatal outcomes as preterm delivery (PTD) and low birth weight (LBW) in the different stages of pregnancy.

Methods: Medical records of 39,587 Turkish pregnant women who delivered between January 2011 and September 2014 were reviewed. Anemia during pregnancy was defined as hemoglobin (Hb)< 11 g/dl, low birth weight was defined as birth weight <2500 gr and PTD was defined as <37 weeks. The pregnant women were divided into three groups (Hb<10 gr/dl, Hb 10-11 gr/dl, Hb>11 gr/dl). Perinatal outcomes were compared between these anemic and non-anemic groups.

Results: The anemia prevalence in our study was 25.1%. In the first and second trimester of Hb<10g/dl group LBW ratio was significantly higher (respectively 13.5%, 9.8%, p=0.03; 22.7%, 14.7%, p=0.01). In the second and third trimesters of Hb<10 g/dl group PTD ratio was significantly higher (respectively 29.1%, 19%, p=0.00; 17.7%, 15.4% p=0.02). In the first trimester Hb<10 g/dl group cesarean section rate was significantly higher (respectively 65.2%, 57.6%, p = 0.01).

Conclusions: LBW infants and preterm birth rate was higher in Hb <10 gr/dl group than non-anemic in the first, second and third trimester. Hb <10 gr/dl group had higher cesarean rate in first trimester. The mean birth weight was significantly lower in anemic pregnant women in the second trimester. Preterm birth and cesarean section rate, in the group of anemic throughout pregnancy was higher than those of non-anemic in the whole pregnancy period.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5216281PMC
http://dx.doi.org/10.12669/pjms.326.11199DOI Listing

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