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High-density enteral formula in critically ill pediatric patients: a systematic review and meta-analysis

Natsuhiro Yamamaoto, Y. Shimizu, Keichiro Shimoyama, Aya Tampo, N. Tsuboi, Ryo Yamamoto, Y. Matsuishi, Kensuke Nakamura et al.

Clinical Nutrition ESPEN, 2025

542 participants · 1 citation

Abstract

BACKGROUND AND AIMS

Critically ill pediatric patients, particularly infants, require sufficient nutrition even in the acute phase because they are at a high risk of malnutrition. Water restrictions are frequently required to avoid the adverse effects of fluid overload. Administration of energy or protein-dense enteral formulas is considered a potential therapeutic strategy to achieve these requirements simultaneously. This study aimed to assess efficacy and safety of energy or protein-dense enteral formula through a systematic review and meta-analysis.

METHODS

We searched MEDLINE via PubMed, Cochrane Central Register of Controlled Trials, and Igaku-Chuo-Zasshi in April 2023 for randomized controlled trials comparing high-density formulas (more than 0.9 kcal/mL) to standard-density formulas (0.67 to less than 0.9 kcal/mL) in critically ill pediatric patients undergoing enteral nutrition by artificial formula. The primary outcome was mortality, and secondary outcomes included length of stay in the intensive care unit (ICU), duration of mechanical ventilation, adverse events (emesis, diarrhea, and gastrointestinal bleeding), and weight-for-age Z score (WAZ). Data extraction and risk of bias assessment were performed by two independent reviewers using the Cochrane risk-of-bias tool. A meta-analysis was conducted using a random-effects model, and the certainty of the findings was assessed using the Grading of Recommendations Assessment, Development, and Evaluation methodology.…

How strong is the evidence?

Evidence Hub reads this as a meta-analysis, done in people. Its evidence level is 1 of 5 (Highest · pooled evidence). Pooled evidence from several studies sits at the top of the evidence pyramid. Reported size: 542 participants or records.

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