What kind of people are unable to use mouse and how many are out there on avg.?

1. How many people can't use a mouse?
2. How do disabled people use a mouse?
3. How many people use computer mice?
4. What accessibility feature can one use if the person has difficulty using a mouse and one can use the keyboard as pointing device?

How many people can't use a mouse?

The prevalence is estimated to be 5-10% of adults, in some occupations up to 40% (https://www.sciencedirect.com/topics/medicine-and-dentistry/repetitive-strain-injury).

How do disabled people use a mouse?

The most direct method, mouth-based control, is designed for people with disabilities to control mouse movements with a joystick-like stick which they bite or by moving their tongue across the detection surface area of an optical device [21].

How many people use computer mice?

More than 60 percent of respondents to our survey said they used a mouse on the day they answered. And yet: a subset of people have now completely abandoned the formerly essential input device. For decades, the mouse was a key component of how one interacted with a computer.

What accessibility feature can one use if the person has difficulty using a mouse and one can use the keyboard as pointing device?

Answer: Serial key is an accessibility feature that assist people that have difficulty using a keyboard or a mouse.