Correction: BMC Psychiatry (2024) 24:104 https://doi.org/10.1186/s12888-024-05524-6

Following the publication of the original article [1], the authors identified that the bed day cost in the sub-heading Sample size estimation was incorrect. The correct bed day cost is given below.

The incorrect bed day is: £3503.

The correct bed day is: £350.

The original article [1] has been corrected.