0-9 purcent
1 in every 1,000 babies that is born. 1 is the Down syndrome and 1,000 is the people that dont.
.
0.04%
No.
93%
1 out of every 691 live births
1 out of every 691 live births
For the United States, estimated as the fraction of people in the population with the syndrome, ~1/5500.
Down syndrome occurs in people of all races; however, studies have shown that people of Caucasian descent have a higher incidence of Down syndrome compared to other races. This is likely due to differences in genetic makeup and population demographics.
There are approximately7,222,222 people with down syndrome in the world ( if you compare the stat 1 in every 800-1000 births to the world's population of 6.5 billion).
The prevalence of Down Syndrome worldwide is estimated to be around 1 in 1,000 live births. This prevalence can vary depending on factors such as maternal age. With advances in medical care and increased awareness, individuals with Down Syndrome are living longer, contributing members of society.