Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Relation between birth weight and placenta weight.

L H Sanin1, S R López, E T Olivares

  • 1Universidad Autónoma de Chihuahua, Chihuahua, Mexico. luzh@buzon.uach.mx

Biology of the Neonate
|August 18, 2001
PubMed
Summary

Placenta weight significantly impacts newborn birth weight, showing a nonlinear relationship. Increased placenta weight is a key indicator of fetal growth and potential health issues.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Potential of Vochysia divergens extracts as a post-emergence bioherbicide.

Brazilian journal of biology = Revista brasleira de biologia·2025
Same author

Calcium carbonate production by the massive coral Mussismilia hispida in subtropical reefs of the Southwestern Atlantic.

Marine environmental research·2025
Same author

Drug resistance of Acinetobacter ssp. in patients with pneumonia in a Brazilian Pre-Amazon region during the pre-pandemic and pandemic periods of COVID-19.

Brazilian journal of biology = Revista brasleira de biologia·2024
Same author

Vascular units as advanced living materials for bottom-up engineering of perfusable 3D microvascular networks.

Bioactive materials·2024
Same author

Antimicrobial resistance of Pseudomonas aeruginosa isolated from patients with pneumonia during the COVID-19 pandemic and pre-pandemic periods in Northeast Brazil.

Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas·2023
Same author

Ovarian development of Xiphopenaeus kroyeri (Crustacea: Penaeidae) from Espírito Santo, southeastern Brazil.

Brazilian journal of biology = Revista brasleira de biologia·2023

Area of Science:

  • Obstetrics and Gynecology
  • Perinatal Medicine
  • Human Physiology

Background:

  • Birth weight is a critical indicator of neonatal health and development.
  • Several factors influence birth weight, including gestational age, maternal health, and placental function.
  • Understanding the precise relationship between placental characteristics and birth weight is essential for clinical practice.

Purpose of the Study:

  • To develop a predictive model for birth weight incorporating placental weight.
  • To investigate the relationship between placental weight and birth weight, adjusting for known predictors.
  • To determine if the relationship between placental weight and birth weight is linear or nonlinear.

Main Methods:

  • A study of 300 healthy newborns from single gestations (gestational age ≥ 37 weeks).

Related Experiment Videos

  • Exclusion of mothers with diabetes, hypertension, pre-eclampsia, or eclampsia.
  • Measurement of newborn birth weight and immediate postpartum placental weight; analysis using multiple linear regression.

    • Main Results:

    • Placenta weight was a significant predictor of birth weight.
    • Each gram increase in placenta weight correlated with a 1.98 g increase in birth weight (p < 0.01).
    • A significant quadratic term indicated a nonlinear relationship between placental and birth weight.

    Conclusions:

    • Placenta weight exhibits a significant nonlinear relationship with birth weight.
    • Placenta weight, alongside gestational and maternal age/size, explains 32% of birth weight variability.
    • Placental weight serves as a potential 'sentinel' indicator for nutritional or environmental influences on fetal growth.