Correction to: Trials 21, 499 (2020)

https://doi.org/10.1186/s13063-020-04422-y

Following publication of the original article [1], the authors identified an error in the author name of Andrew Eisenberger.

The incorrect author name is: Andrew Eisenberg

The correct author name is: Andrew Eisenberger

The author group has been updated above and the original article [1] has been corrected.