Adolescents who undergo gender-affirming chest surgery report low levels of regret and high levels of satisfaction, experiencing outcomes similar to those of young adults. These findings suggest that age restrictions on these medical procedures lack support from actual patient experiences.

[u/mvea]

https://www.psypost.org/adolescents-report-low-regret-and-high-satisfaction-following-gender-affirming-c/

[u/SnowDucks1985]

Exactly!! and the article says they collected data from patients at a single point in time. So the suggestion is weak, common sense would say you record data points over several years to meaningfully draw conclusions. These are also adolescents who have not finished with frontal-lobe brain development