Retrospective analysis to identify the association of various determinants on birth weight

Suprava Patel1, Neha R Verma2, Phalguni Padhi3

  • 1Associate Professor, Department of Biochemistry, All India Institute of Medical Sciences, Raipur, Chhattisgarh, India.

Insights

Low birth weight (LBW) affects neonatal health, with maternal anemia, inadequate antenatal care, and premature delivery being key risk factors. Addressing maternal health is crucial to reduce LBW prevalence and improve infant outcomes.

Area of Science:

  • Obstetrics and Gynecology
  • Neonatal Health
  • Public Health

Background:

  • Low birth weight (LBW) is a significant determinant of neonatal morbidity and mortality, with global prevalence at nearly 15%.
  • India faces a substantial LBW burden, ranging from 16-30%, influenced by maternal factors.
  • Understanding these influencing parameters is critical for targeted interventions.

Purpose of the Study:

  • To determine the key influencing parameters for the occurrence of low birth weight (LBW) in a tertiary care setting.
  • To identify independent risk factors associated with LBW.
  • To explore the association between LBW and neonatal complications.

Main Methods:

  • A retrospective observational study was conducted over 24 months.
  • Data were collected from 1216 live newborns delivered at a tertiary care center.
  • Information was recorded using a predesigned questionnaire from institutional medical records.

Main Results:

  • The prevalence of LBW was 27.55% (335/1216), with a 1:3 ratio of LBW to normal birth weight (NBW) babies.
  • Significant risk factors for LBW included maternal anemia (59.39%), young maternal age (30.39%), parity ≥ 3 (35.71%), fewer than 3 antenatal care (ANC) visits (56.88%), and premature delivery (71.57%).
  • Maternal anemia (OR 4.7), inadequate ANC (OR 2.2), and prematurity (OR 7.6) were independent risk factors. LBW was associated with neonatal complications (OR 1.6).

Conclusions:

  • Inadequate antenatal care, maternal anemia, and illnesses leading to premature delivery are critical determinants of LBW.
  • These factors contribute significantly to neonatal mortality and morbidity.
  • Improving maternal health status is essential for reducing the burden of LBW.
Abstract

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