The American Journal of Psychiatry (AJP) has issued a major correction. The authors and editors of an October 2019 study, entitled “Reduction in mental health treatment utilisation among transgender individuals after gender-affirming surgeries: a total population study,” have retracted its primary conclusion. Letters to the editor by 12 authors, including ourselves, led to a reanalysis of the data and a corrected conclusion stating that in fact the data showed no improvement after surgical t…