What percentage of the world's population has Down syndrome?
Varying statistics reported by our users:
- 2 percent of the world's population has Down syndrome.
- According to Wikipedia, 0.1-0.125 % of babies who are born have Down syndrome (1 in every 800-1000 births).
- The overall incidence of Down syndrome is 1:660 newborns, thereby making it the most common genetically diverse configuration in humans.
- Research shows that 1:800-1000 people (approximately 900) are born with Down syndrome. If you compare this with the number of people on earth - 6.5 billion - then there are about 7,222,222 people with Down syndrome. This is about 0.11111110769231% of the approximate population of earth.
- According to scientific data, Down syndrome occurs in 1 out of every 750 births. The incidence, however, increases dramatically with increasing maternal age. If you look at the Related link below, you will see that, under about age 30, there is a 1:1000 chance in having a child with Down syndrome; at age 40, however, there is about a 1:100 chance. This increases to 1:10 by age 50.
- Approximately 1:800-1,000 babies are born with Down syndrome.
- The overall incidence of Down syndrome is 1:660 newborns.