ArticleThe Journal of clinical endocrinology and metabolism2015
High Postnatal Growth Hormone Levels Are Related to Cognitive Deficits in a Group of Children Born Very Preterm.
Article in The Journal of clinical endocrinology and metabolism, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
3 citing papers in PubMed, 10 citations in OpenAlex.
- Acromegalic Rat Model Presented Cognitive Impairments and Tau Hyperphosphorylation in the Hippocampus.Neuroendocrinology · 2024Article
- Hyperoxia Leads to Transient Endocrine Alterations in the Neonatal Rat During Postnatal Development.Frontiers in pediatrics · 2021Article
- Growth Hormone Deficiency: Health and Longevity.Endocrine reviews · 2019Review
Corrections and comments
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Authors and funding
8 authors at 3 institutions in 2 countries.
Funding
Abstract
CONTEXT AND
objectivesLittle is known regarding the influence of GH on brain development, especially in infants born very preterm (VP; <30 weeks' gestation). Preterm infants are thought to have higher levels of GH in the first days of life compared with full-term infants. VP infants experience cognitive difficulties in childhood and have a diffuse pattern of structural brain abnormalities. This study aimed to explore the relationship between postnatal GH concentrations following VP birth and its association with cognitive functioning and brain volumes at age 7 years.
methodsEighty-three infants born VP had GH concentrations measured at eight time points postnatally, and 2- and 6-week area under the curve (AUC) summary measures were calculated. Followup at age 7 years included neuropsychological assessment and brain magnetic resonance imaging. Univariable and multivariable regression modeling were used where AUC for GH was the main predictor of neurodevelopmental outcome at age 7 years.
resultsUnivariable modeling revealed that higher GH levels (2-week AUC) were related to poorer performance on a verbal working memory (P = .04) and shifting attention task (P = .01). These relationships persisted on multivariable modeling and when the 6-week AUC was analyzed; working memory (P = .03), immediate spatial memory (P = .02), and delayed spatial memory (P = .03) deficits were found. Higher GH levels were also associated with larger amygdala volumes after adjustment for potential confounders (P = .002, 2-week AUC; P = .03, 6-week AUC).
conclusionsHigher postnatal GH levels may potentially contribute to the documented neurodevelopmental abnormalities seen in children born VP at school age.
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