Correction to: Pediatric Research (2019) 85:55–62; https://doi.org/10.1038/s41390-018-0187-5; published online 19 September 2018

In the original article, the legend within Fig. 3 incorrectly read as ‘*p < 0.10, **p < 0.05, ***p > 0.01’. This has now been changed to ‘*p < 0.10, **p < 0.05, ***p < 0.01’. This has been corrected in both the PDF and HTML versions of the Article. The authors would like to apologise for this error.