While the result may still be true, this methodology seems quite useless to me. The methodology included: "In total, three-quarters of survey respondents replied ‘often’, ‘many’ and ‘sometimes’, when asked if participants ever saw girls stop playing sport because of sports kit or body image concerns." Part of the study involved asking people whether they thought other people quit sports because of sports kit or body…
But to draw these conclusions you'll need to understand a bit of math. Thankfully, bureaucrats are hard at work getting rid of advanced math classes and making sure this won't be taught at public schools [0] [1].
[0] https://reason.com/2021/05/04/california-math-framework-woke...
[1] https://equitablemath.org/wp-content/uploads/sites/2/2020/11...