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The Study

Prenatal fortified balanced energy-protein supplementation and birth outcomes in rural Burkina Faso: A randomized controlled efficacy trial

In simple terms

This study is a randomized controlled trial, which is one of the best ways to test if a treatment works. It shows that giving pregnant women extra nutrition supplements in rural Burkina Faso likely helps babies be born slightly bigger and stay in the womb a little longer, but it didn't significantly change how many babies were small for their age.

73%

Analysis score

73/ 90

Maximum 90 for a randomized controlled trial.

Where the score came from

Reporting0
Methodology81
Publication100
Statistical100
Study type (basis of the score)
Randomized Controlled Trial
Level 1b - Individual RCT
What’s the bottom line?

Researchers tested if giving pregnant women extra protein and energy supplements in rural Africa helps babies be born healthier compared to just giving them iron and folic acid pills.

Where does this study sit?

Reviews of RCTs (Meta-analyses)

Max 100

Randomized Trials

Max 90

Reviews of Cohort Studies

Max 85

Cohort Studies

Max 72

Reviews of Case-Control Studies

Max 63

Case-Control Studies

Max 58

Cross-Sectional & Case Series

Max 50

Expert Opinion

Max 5
StrongerWeaker
Randomized Trials
Level 1b
73

73 / 100

Quality score

Participants are randomly assigned to treatment or control groups, minimizing bias. The gold standard for testing whether an intervention causes an effect.

Can establish causation

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Key takeaways

Summary

Based on the study abstract and findings.

  1. 1While the weight and length gains are small, they are statistically significant and clinically meaningful for preventing low birth weight and supporting early development in resource-limited settings.
  2. 2Babies were about 50 grams heavier, born 1.4 days later, and measured slightly longer.
  3. 3Fewer babies were born underweight, but the number of babies too small for their age didn't significantly change.
  4. 4No harmful side effects were found.

Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data

Publication

Journal

PLoS Medicine

Year

2022

Authors

B. de Kok, L. Toe, G. Hanley-Cook, Alemayehu Argaw, M. Ouédraogo, Anderson Compaoré, Katrien Vanslambrouck, T. Dailey-Chwalibóg, R. Ganaba, P. Kolsteren, L. Huybregts, C. Lachat

Open Access
26 citations
Analysis v5

Related Content

Claims (7)

Assertion

Giving pregnant women extra protein and calories early in their pregnancy helps lower the chances of having a baby with serious health risks.

Causal
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Assertion

Giving pregnant women in low-income areas a daily balanced energy and protein supplement, instead of just iron and folic acid, helps their babies be born about 50 grams heavier. This small but important weight gain can help prevent babies from being too small at birth.

Causal
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Assertion

Giving pregnant women extra energy and protein supplements doesn't actually lower the chance of having a smaller-than-expected baby compared to just taking standard iron and folic acid pills. The study found the difference was too small to be meaningful, meaning this specific supplement isn't a reliable way to prevent babies from being born too small.

Causal
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Assertion

Giving pregnant women in rural areas a daily supplement with extra energy and protein can help them carry their babies about 1.4 days longer than just taking iron and folic acid. This extra time in the womb helps the baby's organs develop better and might lower the chances of the baby being born too small.

Causal
Read analysis
Assertion

Giving pregnant women extra energy and protein supplements doesn't make their babies too big or cause serious pregnancy problems like miscarriage or stillbirth. In fact, it's just as safe as the usual iron and folic acid pills that pregnant women are already taking.

Causal
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Assertion

Giving pregnant women a special balanced supplement with extra energy and protein instead of just iron and folic acid can lower the chance of having a small baby by about 4%. This helps keep newborns healthier and gives them a better start in life, especially in areas where food might be scarce.

Causal
Read analysis
Fit Body Science verdict — we translate health studies into clear verdicts backed by peer-reviewed research.

Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.