> It is a common misconception that people with disabilities don't have or 'do' JavaScript, and thus, that it's acceptable to have inaccessible scripted interfaces, so long as it is accessible with JavaScript disabled. A 2012 survey by WebAIM of screen reader users found that 98.6% of respondents had JavaScript enabled. [0]
and that was 7 years ago. There may be certain complicated interactions that are a challenge for screen readers but simply because a page relies on JavaScript for rendering doesn't automatically mean it is inaccessible to screen readers.