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* Down syndrome, caused by trisomy of the 21st chromosome, overall is seen in about 1 in 750 live births. The incidence, however, increases dramatically with increasing maternal age. If you look at the link below, under about age 30, there is a 1:1000 chance in having a child with Down syndrome, however, at age 40, there is about a 1:100 chance. This increases to 1:10 by age 50.
80% of all children with Down syndrome are born to women under the age of 30, however, because women of this age group have children at a much higher rate than those over 30.
* Approximately 1 in 800-1,000 babies are born with Down syndrome. * The overall incidence of Down's syndrome is 1 in 660 newborns, thereby making it the most common pattern of malformation in man. === === * According to scientific data, Down syndrome occurs in 1 out of every 750 births.
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What is the percentage of the people affected by smog?
100%
Country with greatest percentage of land area affected by desertification?
united states of America
What percentage of people can read in Ghana?
what percentage of people in Ghana can read and write
What percentage of people have ornithophobia?
I don't know but the percentage is very rare.I have ornithophobia.Lots of people laugh at me.
What is the percentage of Spanish speaking people in the US?
the percentage of spanish speaking people in the united states is 55%
Can downsyndrome people have kids?
yes they can i had a step brother that was born with it.
What is the percentage of the people affected by smog?
100%
What percentage of young people are affected by smoking?
plenty noe but i think it is about 20% of young people are affected in Victoria
If you have downsyndrome can you get a drivers license?
No
What percentage of people in the world will be affected by the swine flew epidemy of 2009?
About 1-2%.
Why do people like Celtic art?
well celtic art is much appreciated by people with downsyndrome or with other mental dissabilities, this is the reason. Celtic art is a peace of poo
How many women are affected by Osteoporosis?
I don't know the exact percentage, but I do know that most of the people who suffer are women.
Are some football shoes sharp at the bottom?
for grip you downsyndrome
How do you discipline kids with downsyndrome?
i have a brother with downsyndrome and my parents treat him normally. once in the store my mom put my brother in a corner and someone was like " he has downsyndrome give him some slack." and my mom said "just because he is not normal doesnt mean you should treat him too much different." treat him/her the same as a regular kid!
How are people affected by taxes?
The United States has a progressive tax system which means that people who make more income pay a higher percentage in taxes.
What if you accidentally took two pills in one day?
then w=you have downsyndrome
Is oxygen percentage affected by length of tubing?
NO
