Two systematic reviews published in the Archives of Disease in Childhood warn of the lack of scientific evidence available on the use of puberty blockers and hormones for adolescents with gender-related disorders. In total, both reviews analyse a hundred published studies.
A group of trans scientists and family members of trans people have called on their peers to help build a trans-inclusive academic world and rigorous research on sex and gender issues. In an article published in the journal Cell, the authors describe their experience in academia and propose actions that individuals and institutions can take to support trans scientists, such as creating gender-neutral spaces, collecting environmental data, or obtaining information on trans academic outcomes.
A study published in JAMA Pediatrics has analysed bone density in 75 transgender youth who underwent hormone blockade in adolescence, followed by hormone treatment.
An analysis of data published in the journal General Psychiatry with more than 66,000 diagnoses of gender dysphoria, mostly made in the United States, concludes that prevalence increased between 2017 and 2021, and that the median age decreased over the same period from 31 to 26 years.
The International Athletics Federation has decided to ban transgender athletes who have transitioned after puberty from participating in international women's competitions. Although there are currently no trans athletes competing on the international circuit, the Federation "decided to prioritise the fairness and integrity of women's competition before inclusion", according to the statement issued. At a press conference, its president, Sebastian Coe, said: "We will be guided by the science that will inevitably develop in the coming years around physical performance and male advantage. As more evidence becomes available, we will review our position.
A journalistic investigation by BMJ reporter Jennifer Block finds that more and more children and adolescents identify as transgender and are offered medical treatment, in particular in the United States. The reporter analyses scientific evidence showing this increase in the number of treatments, as well as the guidelines of US medical bodies. She also interviews experts from different countries, laying out the controversy among professionals about the scientific evidence used to make decisions about the initiation of treatment.
A study published in NEJM that followed a cohort of more than 300 transgender and non-binary youth, aged 12-20, for two years concluded that hormone therapy led to improvements in their symptoms of depression and anxiety.
A study of hospitalised young people in the United States concludes that those with a diagnosis of gender dysphoria are four to five times more likely to be hospitalised for a suicide attempt or to have attempted self-harm. The research is published in The Lancet Child & Adolescent Health.
A study published in The Lancet Child & Adolescent Health shows that 98% of a cohort of trans adolescents in the Netherlands who started hormone treatment before adolescence continued to do so years later.