1. Impact of macronutrients intake on glycemic homeostasis of preterm infants: evidence from continuous glucose monitoring.
- Author
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Guiducci S, Res G, Bonadies L, Savio F, Brigadoi S, Priante E, Trevisanuto D, Baraldi E, and Galderisi A
- Subjects
- Humans, Infant, Newborn, Male, Female, Hyperglycemia etiology, Hyperglycemia blood, Hyperglycemia diagnosis, Monitoring, Physiologic methods, Nutrients administration & dosage, Gestational Age, Continuous Glucose Monitoring, Blood Glucose analysis, Blood Glucose metabolism, Infant, Premature, Homeostasis physiology, Hypoglycemia etiology, Hypoglycemia blood
- Abstract
Nutritional intake could influence the blood glucose profile during early life of preterm infants. We investigated the impact of macronutrient intake on glycemic homeostasis using continuous glucose monitoring (CGM). We analyzed macronutrient intake in infants born ≤ 32 weeks gestational age (GA) and/or with birth weight ≤ 1500 g. CGM was started within 48 h of birth and maintained for 5 days. Mild and severe hypoglycemia were defined as sensor glucose (SG) < 72 mg/dL and <47 mg/dL, respectively, while mild and severe hyperglycemia were SG > 144 mg/dL and >180 mg/dL. Data from 30 participants were included (age 29.9 weeks (29.1; 31.2), birthweight 1230.5 g (1040.0; 1458.6)). A reduced time in mild hypoglycemia was associated to higher amino acids intake (p = 0.011) while increased exposure to hyperglycemia was observed in the presence of higher lipids intake (p = 0.031). The birthweight was the strongest predictor of neonatal glucose profile with an inverse relationship between the time spent in hyperglycemia and birthweight (p = 0.007). Conclusions: Macronutrient intakes influence neonatal glucose profile as described by continuous glucose monitoring. CGM might contribute to adjust nutritional intakes in preterm infants. What is Known: • Parenteral nutrition may affect glucose profile during the first days of life of preterm infants. What is New: • Continuous glucose monitoring describes the relationship between daily parenteral nutrient intakes and time spent in hypo and hyperglycemic ranges., (© 2024. The Author(s).)
- Published
- 2024
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