Stats Flashcards
How many people in the world have a disability?
1.4 billion
DQ: Incidence and Prevalence
Keeper
What % of older people have disabilities?
30% - 60% estimated.
Older people are more likely to have disabilities.
DQ: Aging Populations
Keeper
In countries with life expectancies over 70 years, individuals spend on average about how many years living with disabilities?
8 years
Or 11.5% of their life span
DQ: Aging Populations
Keeper
Worldwide, what percentage of persons of age 85+ have a disability?
50%
DQ: Aging Populations
Keeper
What % of U.S. persons with a disability are employed.
39.2%
The percentage of non-institutionalized, male or female, with a disability, ages 21-64, all races, regardless of ethnicity, with all education levels in the United States who were employed in 2019.
Source: Disability Statistics (link in DQ site)
Keeper
What % of people with disabilities in the U.S. live below the poverty line?
30%
About 30% of people with disabilities live below the poverty line, according to a US Senate report in 2014
Source: DQ Poverty and Disability
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What percent of all people with disabilities live in low-income countries.
80%
The United Nations Development Program estimates that 80 percent of all people with disabilities live in low-income countries.
IAAP Body of Knowledge: 4.2.6 Cognitive Disabilities
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What percent of the world’s population, are deaf or hard of hearing.
6.1%
According to the World Health Organization, an estimated 466 million people, or 6.1 percent of the world’s population, are deaf or hard of hearing.
IAAP BOK: 4.2.2 Auditory Disabilities
Keeper
What is the IQ range for persons with IDD?
< 70-75 IQ for Intellectual/Cognitive.
There are significant limitations in two or more adaptive areas (skills that are needed to live, work, and play in the community, such as communication or self-care).
The condition manifests itself before the age of 18
IAAP BOK: 4.2.6. Cognitive Disabilities
Keeper
What percent of the global population have an intellectual disability.
1-3%
It is estimated that between 1 - 3% of the global population, or about 200 million people, have an intellectual disability.
IAAP BOK: 4.2.6 Cognitive Disabilities
Keeper
What % of the population has dyslexia?
5-10%
It is estimated that between 5-10% of the population has dyslexia, but this number can also be as high as 17% and affects boys and girls in in approximately equal proportions.
IAAP BOK: 4.2.6. Cognitive Disabilities
Keeper
What % of people have dyscalculia?
3–6%
IAAP BOK: 4.2.6. Cognitive Disabilities
Keeper
What % of the population has ADHD?
11%
ADHD affects approximately 11% of the population.
IAAP BOK: 4.2.6. Cognitive Disabilities
Keeper
What % of children in the U.S. have Non Verbal Learning Disorder?
1%
Studies estimate that around 1 percent, of children in the United States may have NVLD. It tends to affect boys and girls about equally.
IAAP BOK: 4.2.6. Cognitive Disabilities
Keeper
What percentage of the world’s population is deaf-blind?
Between 0.2% and 2%
The incidence of deaf-blindness is low. According to the World Federation of the Deafblind, between 0.2% and 2% of the world’s population is deaf-blind.
IAAP BOK: 4.2.3. Deaf-blindness
Keeper
What percent of all people with disabilities live in low-income countries?
80%
The United Nations Development Program estimates that 80 percent of all people with disabilities live in low-income countries.
IAAP BOK: 4.2.6. Cognitive Disabilities
Keeper
What percent of US adults have mobility disabilities?
3.5%
According to the US Centers for Disease Control, 3.5 percent of adults in the US have mobility disabilities.
DQ: Mobility, Flexibility, and Body Structure Disabilities
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What percent of adults are obese?
39 - 40 %
It is currently estimated that between 39 - 40 % of adults are obese.
IAAP BOK: 4.2.5. Mobility, Flexibility, and Body Structure Disabilities
Keeper
What % of adults have a seizure at some point in their life?
2%
About 2% of adults have a seizure at some point in their life. Two thirds of these people never have another one. Seizure disorders commonly begin in early childhood or in late adulthood
IAAP BOK: 4.2.7. Seizure Disabilities
Keeper
What number of flashes per second are most likely to trigger seizures?
16-25
Different people will be affected by lights at different flash or flicker rates. Lights that flash or flicker between 16 and 25 times a second are the most likely to trigger seizures. But some people are sensitive to rates as low as 3 or as high as 60 a second.
IAAP BOK: 4.2.7. Seizure Disabilities
If flashing content must be used, flashing should not last for more than three (3) seconds
DQ: Challenges & Solutions for People Who Experience Seizures
Keeper
What % of people with epilepsy have photosensitive epilepsy.
3%
Approximately 3% of people with epilepsy have photosensitive epilepsy.
IAAP BOK: 4.2.7. Seizure Disabilities
Keeper
What is the visual acuity with corrective lenses and field of vision (what can be seen in front of the person) in the eye with the best vision to be considered legally blind.
20/200 visual acuity
20 degrees
According to the U.S. definition of blindness, a person who has a visual acuity of 20/200 with corrective lenses or who has a field of vision (what can be seen in front of the person) that is 20 degrees in the eye that has the best vision is considered to be legally blind.
DQ Blindness
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How many people globally have vision impairment or blindness?
2.2 billion
2.2 billion people globally have vision impairment or blindness, of whom at least 1 billion have a vision impairment that could have been prevented or has yet to be addressed. The 1 billion people with vision impairment includes those with moderate or severe distance vision impairment or blindness due to unaddressed refractive error, as well as near vision impairment caused by unaddressed presbyopia.
IAAP BOK: 4.2.1. Visual Disabilities
Keeper
Globally, what are the leading causes of vision impairment?
Uncorrected refractive errors
Cataracts
Globally, the leading causes of vision impairment are uncorrected refractive errors and cataracts.
IAAP BOK: 4.2.1. Visual Disabilities
Keeper
What % of blind Americans can read braille?
<10%
Less than 10% of blind Americans can read braille.
DQ: Accessibility Matters
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What % of people in the world have low vision?
3.5%
of the world’s population have low vision.
IAAP BOK: 4.2.1. Visual Disabilities
Keeper
What % of people with vision impairments live in low income settings?
90%
About 90% of people with vision impairments live in low income settings.
IAAP BOK: 4.2.1. Visual Disabilities
Keeper
What is the prevalence of colorblindness among men and also among women of Northern European ancestry.
1 in 12 males
1 in 200 females
Among populations with Northern European ancestry, it occurs in about 1 in 12 males and 1 in 200 females.
IAAP BOK: 4.2.1. Visual Disabilities
Keeper
What percent of the world’s population have low vision?
3.5%
According to the World Health Organization, about 246 million people, or 3.5% of the world’s population, have low vision.
IAAP BOK: 4.2.1. Visual Disabilities
Keeper
How many people worldwide are legally blind?
36 million worldwide
In 2017 the World Health Organization (WHO) estimated 36 million people worldwide are legally blind.
Amy Carney Study Blog
Keeper
How many people in the US are legally blind?
1 million in the US
In 2017 the World Health Organization (WHO) estimated 1 million people in the US are legally blind.
Amy Carney Study Blog
Keeper
How many people in the US have low vision?
2.9 million
The National Institutes of Health estimates that there are 2.9 million people in the US with low vision.
Amy Carney Study Blog
How many people world wide have low vision?
246 million worldwide
The National Institutes of Health estimates that there are 246 million people worldwide with low vision.
Amy Carney Study Blog
In the U.S. what % of people with a disability (ages 21-64) were reported to have less than a high school education in 2017.
19%
In the U.S. about 19% of people with a disability (ages 21-64) were reported to have less than a high school education in 2017.
Amy Carney Study Blog & disabilitystatistics.org
What % of non-institutionalized civilian veterans (21-64 years) were reported to have a VA service-connected disability in 2017.
27%
Approximately 27% of non-institutionalized civilian veterans (21-64 years) were reported to have a VA service-connected disability in 2017.
Amy Carney Study Blog
In the U.S., people with disabilities are how many times more likely to live in poverty?
2x
In the U.S., people with disabilities are 2x as likely to live in poverty;
Amy Carney Study Blog
What percent of the global population have Central Auditory Processing Disorder.
5%
It is estimated that approximately 5% of the global population have Central Auditory Processing Disorder.
IAAP BOK: 4.2.2 Auditory Disabilities
Of people with reading difficulties what percent have dyslexia?
70-80% are likely to have some form of dyslexia.
IAAP BOK: 4.2.6. Cognitive Disabilities
How many people in the U.S. have aphasia?
2,000,000
Statistics from the National Aphasia Association state that:
* There are at least 2,000,000 people in the USA with aphasia
IAAP BOK: 4.2.4. Speech Disabilities
The majority of people with vision impairment are over what age.
50
The majority of people with vision impairment are over 50 years of age.
IAAP BOK: 4.2.1. Visual Disabilities
What visual acuity defines low vision?
20/70
A person is considered to have low vision if their
vision is 20/70 or poorer in their best eye with correction.
Amy Carney Study Blog
For Persons 65+ in the U.S. what is the order of prevalence, most to least for the following disabilities:
Cognitive
Hearing
Ambulatory
Vision
Ambulatory - 23%
Hearing - 15%
Cognitive - 9%
Vision - 7%
Source: DQ Stats table
Worldwide, what % of persons aged 70+ have a disability
20%
DQ Aging Populations
In the U.S. what % of people with a disability (ages 21-64) were reported to have a BA degree or higher?
16%
Disabilitystatistics.org 2019
After age 24 we lose what % every 10 years, of our ability to navigate the web efficiently?
8%
DQ: Fast Track to Accessibility for Non-Technical Roles course. “Intro to Accessibility”.
1 in every how many people in the U.S. have a disability?
4
DQ: Fast Track to Accessibility for Non-Technical Roles course. “Intro to Accessibility”.
A guideline for text alternatives is that they are <= how many characters?
150
<=150 characters
Consider the purpose of the image and the author’s intent
DQ: Fast Track to Accessibility for Non-Technical Roles course. “Text Alternatives”.
