Here is a study of 256 parents of rapid onset gender dysphoric teens:
41% of the teens were gay
62.5% were previously diagnosed mentally ill
38.6% were required by their peer groups to be TQ
47.2% exhibited significant declines in their mental health afterward
22.7% isolated from their straight friends
25% isolated from their family and
86.7% of the teens were either part of a TQ peer group or started spending increased time on social media.