Cortisol as a biomarker of obstructive sleep apnea
As reported in Pediatric Pulmonology, salivary cortisol has an increased diurnal variation in children with mild or moderate-to-severe obstructive sleep apnea, while no changes in α-amylase were detected.
5-HT levels elevated in autism
As reported in European Neuropsychopharmacology, based on a meta-analysis of 22 studies, serotonin (5-HT) levels are significantly elevated in the whole blood of children with autism (OR = 4.6).
Waist-to-height ratio does not predict cardiometabolic risk in children
As reported in Clinical Nutrition, the waist-to-height ratio is inferior to the waist circumference and BMI in predicting body fat percentage and cardiometabolic risk factors in children 3-17 years of age.