nearly significantp = 0.055
Post-hoc tests revealed significant decrease in pNN50 and pNN10%(meanRR) at 9, 12 and 24 months of age, and the decrease was nearly significant at 18 months of age ( p = 0.055), as well as at several timepoints from the age of 9 months for the HRV triangular index, signing decreased heart rate variability.