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Early Feeding in VLBW Infants Safe, Cuts Sepsis RiskEarly feeding may reduce sepsis in very low birth weight infants

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Key Takeaway
Early enteral feeding in VLBW infants reduces sepsis and time to full feeds without increasing NEC or mortality.

A meta-analysis assessed early enteral feeding (within 72 hours) in very low birth weight (VLBW) infants compared to delayed initiation. The analysis included studies reporting on mortality, necrotizing enterocolitis (NEC), sepsis, and other outcomes.

Results showed no significant increase in mortality (RR 0.72, 95% CI 0.51-1.01) or NEC (RR 1.02, 95% CI 0.76-1.37). However, early feeding significantly reduced sepsis (RR 0.78, 95% CI 0.61-0.98) and shortened time to full enteral feeding by 2.72 days (95% CI -5.08 to -0.36). Hospitalization duration also showed a borderline reduction of 4.54 days (95% CI -8.86 to -0.04).

These benefits occurred without increased risks of intraventricular hemorrhage or other adverse events. The findings suggest early enteral feeding is safe and may offer clinical advantages in this vulnerable population.

However, substantial heterogeneity and variability across studies warrant cautious interpretation. The analysis did not report on funding or conflicts, and certainty of evidence is limited by these inconsistencies. Overall, early feeding appears to be a viable strategy to improve outcomes in VLBW infants.

How this fits prior evidence

This meta-analysis extends the finding that early exclusive enteral feeding does not increase necrotizing enterocolitis risk in preterm infants. It specifically addresses the impact of early enteral feeding (≤72 h) on sepsis and time to full enteral feeding in very low birth weight infants, showing a significant reduction in sepsis (RR = 0.78) and a reduction in time to full enteral feeding (MD = -2.72 days).

For very low birth weight infants, the first few days of life are critical. Doctors are looking for the safest way to start feeding these tiny babies. This review looked at what happens when infants begin enteral feeding, which is feeding through the digestive tract, within 72 hours of birth compared to waiting longer.

The data shows that starting early does not increase the risk of serious complications like necrotizing enterocolitis or internal bleeding. In fact, infants who started early reached full enteral feeding about 2.72 days sooner than those who waited. The study also found a significant reduction in sepsis, a serious infection, for these babies.

While the results are promising, the findings should be viewed with some caution. Because the studies included were very different from one another, the results might vary. However, the evidence suggests that early feeding is a safe way to help these infants reach their nutritional goals faster.

What this means for you:
Early feeding within 72 hours can reduce sepsis and speed up full feeding in very low birth weight infants.

Common questions

Is it safe to start feeding very low birth weight infants early?

Yes, the data shows that starting enteral feeding within 72 hours does not significantly increase the risk of necrotizing enterocolitis or other major complications. It is considered a safe way to begin nutrition for these infants.

How does early feeding affect the time to full nutrition?

Infants who received early enteral feeding reached full enteral feeding significantly faster, specifically about 2.72 days sooner than those who had a delayed start.

Does early feeding help prevent infections like sepsis?

Yes, the study found a significant reduction in sepsis for infants who began enteral feeding within 72 hours of birth. This is a key benefit for these vulnerable babies.

Study Details

Study typeMeta analysis
EvidenceLevel 1
PublishedSep 2026
View Original Abstract ↓
In this study, we aimed to evaluate the outcomes of early enteral feeding among very low birth weight (VLBW) infants. We searched PubMed, the Cochrane Library, Scopus, and Web of Science up to October 2025. The intervention group was identified from randomized controlled trials (RCTs) wherein feeding was started early (≤72 h), and those with delayed initiation served as controls. Meta-analysis was performed using RevMan 5.4 software. Seventeen RCTs were included in the meta-analysis. Early feeding did not significantly increase the risk of mortality (risk ratio [RR] = 0.72; 95% confidence interval [CI]: 0.51 to 1.01) or necrotizing enterocolitis (NEC; RR = 1.02; 95% CI: 0.76 to 1.37). It was associated with a significant reduction in the incidence of sepsis (RR = 0.78; 95% CI: 0.61 to 0.98), shortening in the time to full enteral feeding (mean difference [MD] = -2.72 days; 95% CI: -5.08 to -0.36), and a borderline reduction in the duration of hospitalization (MD = -4.54 days; 95% CI: -8.86 to -0.04). No significant differences were found in the incidence of intraventricular hemorrhage (IVH), gastrointestinal bleeding, bronchopulmonary dysplasia, and feeding intolerance as well as weight gain. Subgroup analyses indicated shorter durations of hospitalization with feeding after 48 h and lower IVH rates in studies published after 2000, while other outcomes showed no significant differences. Early enteral feeding in VLBW infants did not increase major adverse outcomes and may provide modest benefits, such as shorter time to full enteral feeding, without significantly affecting NEC, or IVH rates. On the basis of the available RCT data, early feeding did not show evidence of increased harm. However, given the substantial heterogeneity and variability across studies, these findings should be interpreted with caution. More high-quality trials are needed to optimize timing and feeding protocols.
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