15 per cent of the world’s population are permanently disabled. And many more have temporary disabilities. Like carpal tunnel syndrome, which is a type of repetitive strain injury, or voice loss from a sore throat.
The Microsoft Inclusive Design Toolkit illustrates this fairly well. They include a graphic showing multiple examples of permanent, temporary and situational disability related to touch, sight, hearing and speech. They may be updating it to include neurodiversity.
Line-drawn representational figures labelled: