Sunday, November 18, 2007

Down Syndrome Birth Rate

Definition: A congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation

Most of medical research shows that pregnant older women are at high risk of giving birth to a Down Syndrome child. The risk of baby with Down Syndrome increases for the pregnant mother. Below is the statistics:

- Age 25+, 1 of 1300 Births (99.92% without Down Syndrome)

- Age 30+, 1 of 965 Births (99.90% without Down Syndrome)

- Age 35+, 1 of 365 Births (99.73% without Down Syndrome)

- Age 40+, 1 of 109 Births (99.08% without Down Syndrome)

- Age 45+, 1 of 32 Births (96.88% without Down Syndrome)

- Age 50+, 1 of 12 Births (91.67% without Down Syndrome)

Father is also a major contributor for Down Syndrome baby. Above 40 age father at high risk and the risk is double at the age of 55.

No comments: