Abstract
This is a correction to: Sleep, Volume 42, Issue 1, January 2019, zsy186, https://doi.org/10.1093/sleep/zsy186
In this article [Sleep, Volume 42, Issue 1, January 2019, zsy186, https://doi.org/10.1093/sleep/zsy186], Supplementary Figures S3 and S4 were not available on initial publication. Both figures have now been included as Supplementary data.