A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants

Human milk (HM) is the gold standard for feeding infants but has been associated with slower growth in preterm infants compared with preterm formula. This systematic review and meta-analysis summarises the post-1990 literature to examine the effect of HM feeding on growth during the neonatal admissi...

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Main Authors: Machiko Suganuma, Alice R. Rumbold, Jacqueline Miller, Yan Fong Chong, Carmel T. Collins
Format: Article
Language:English
Published: MDPI AG 2021-06-01
Series:Nutrients
Subjects:
Online Access:https://www.mdpi.com/2072-6643/13/6/2089
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author Machiko Suganuma
Alice R. Rumbold
Jacqueline Miller
Yan Fong Chong
Carmel T. Collins
author_facet Machiko Suganuma
Alice R. Rumbold
Jacqueline Miller
Yan Fong Chong
Carmel T. Collins
author_sort Machiko Suganuma
collection DOAJ
description Human milk (HM) is the gold standard for feeding infants but has been associated with slower growth in preterm infants compared with preterm formula. This systematic review and meta-analysis summarises the post-1990 literature to examine the effect of HM feeding on growth during the neonatal admission of preterm infants with birth weight ≤1500 g and/or born ≤28 weeks’ gestation. Medline, PubMed, CINAHL, and Scopus were searched, and comparisons were grouped as exclusive human milk (EHM) vs. exclusive preterm formula (EPTF), any HM vs. EPTF, and higher vs. lower doses of HM. We selected studies that used fortified HM and compared that with a PTF; studies comparing unfortified HM and term formula were excluded. Experimental and observational studies were pooled separately. The GRADE system was used to evaluate risk of bias and certainty of evidence. Forty-four studies were included with 37 (<i>n</i> = 9963 infants) included in the meta-analyses. In general, due to poor quality studies, evidence of the effect of any HM feeds or higher versus lower doses of HM was inconclusive. There was a possible effect that lower doses of HM compared with higher doses of HM improved weight gain during the hospital admission, and separately, a possible effect of increased head circumference growth in infants fed EPTF vs. any HM. The clinical significance of this is unclear. There was insufficient evidence to determine the effects of an exclusive HM diet on any outcomes.
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spelling doaj.art-1ab8ca599ae24debad8b81c46af36a982023-11-22T00:43:03ZengMDPI AGNutrients2072-66432021-06-01136208910.3390/nu13062089A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight InfantsMachiko Suganuma0Alice R. Rumbold1Jacqueline Miller2Yan Fong Chong3Carmel T. Collins4SAHMRI Women and Kids, South Australian Health and Medical Research Institute, Adelaide, SA 5006, AustraliaSAHMRI Women and Kids, South Australian Health and Medical Research Institute, Adelaide, SA 5006, AustraliaSAHMRI Women and Kids, South Australian Health and Medical Research Institute, Adelaide, SA 5006, AustraliaCollege of Nursing and Health Sciences, Flinders University, Adelaide, SA 5001, AustraliaSAHMRI Women and Kids, South Australian Health and Medical Research Institute, Adelaide, SA 5006, AustraliaHuman milk (HM) is the gold standard for feeding infants but has been associated with slower growth in preterm infants compared with preterm formula. This systematic review and meta-analysis summarises the post-1990 literature to examine the effect of HM feeding on growth during the neonatal admission of preterm infants with birth weight ≤1500 g and/or born ≤28 weeks’ gestation. Medline, PubMed, CINAHL, and Scopus were searched, and comparisons were grouped as exclusive human milk (EHM) vs. exclusive preterm formula (EPTF), any HM vs. EPTF, and higher vs. lower doses of HM. We selected studies that used fortified HM and compared that with a PTF; studies comparing unfortified HM and term formula were excluded. Experimental and observational studies were pooled separately. The GRADE system was used to evaluate risk of bias and certainty of evidence. Forty-four studies were included with 37 (<i>n</i> = 9963 infants) included in the meta-analyses. In general, due to poor quality studies, evidence of the effect of any HM feeds or higher versus lower doses of HM was inconclusive. There was a possible effect that lower doses of HM compared with higher doses of HM improved weight gain during the hospital admission, and separately, a possible effect of increased head circumference growth in infants fed EPTF vs. any HM. The clinical significance of this is unclear. There was insufficient evidence to determine the effects of an exclusive HM diet on any outcomes.https://www.mdpi.com/2072-6643/13/6/2089preterm infanthuman milkgrowth
spellingShingle Machiko Suganuma
Alice R. Rumbold
Jacqueline Miller
Yan Fong Chong
Carmel T. Collins
A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants
Nutrients
preterm infant
human milk
growth
title A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants
title_full A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants
title_fullStr A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants
title_full_unstemmed A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants
title_short A Systematic Review and Meta-Analysis of Human Milk Feeding and Short-Term Growth in Preterm and Very Low Birth Weight Infants
title_sort systematic review and meta analysis of human milk feeding and short term growth in preterm and very low birth weight infants
topic preterm infant
human milk
growth
url https://www.mdpi.com/2072-6643/13/6/2089
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