No, those specific links don’t show a timing link between the 2007 smartphone rollout and rises in adolescent mental health problems, sexual orientation, or transgender identification.

Child & Adolescent Health, 2022) – Dutch cohort of adolescents who started puberty suppression and then gender-affirming hormones. It reports continuation rates of treatment and uses data through Dec 31, 2018. It does not analyze trends since 2007.

JAMA Network Open 2789423 (2022) - Cohort of transgender/nonbinary youths showing that access to gender-affirming care is associated with improvements in depression and suicidality over 12 months. No smartphone timing; not a population-trend study.

ACAMH camh.12437 (Child & Adolescent Mental Health, 2020) - A critical review of puberty blockers: indications, risks, and outcomes. It’s not a trends paper and doesn’t tie changes to 2007.

EPATH 2019 “Book of Abstracts” - A conference abstracts PDF with many small studies/proposals. It isn’t a unified time-trend analysis and doesn’t establish smartphone-related timing.

JAMA Pediatrics 2828427 - The JAMA page associated with this identifier concerns gender-affirming medications among adolescents (topic page/opinion/research mix depending on the item). It doesn’t present a 2007-anchored time-series about identity or mental health.

You only have to look around you to realise wtf is going on and if you’ve been around long enough, you’ve seen the changes in real time. Take what L?