Is Down syndrome common in Chinese?
Down syndrome (DS) is a common chromosomal abnormality that occurs in 14.7 per 10,000 live births in China [1], leading to the birth of approximately 23,000–25,000 Chinese children with DS each year [1].
What ethnicity is Down syndrome most common in?
Results: The odds ratio and population attributable risk of Down syndrome due to maternal age of 35 years or older were highest for Mexican Americans, intermediate for African Americans, and lowest for non-Hispanic Whites.
Is there a certain race for Down syndrome?
Babies of every race can have Down syndrome In the United States, however, black or African American infants with Down syndrome have a lower chance of surviving beyond their first year of life compared with white infants with the condition, according to the CDC.
Which race has the most birth defects?
American Indians had the highest rates of lethal birth defects, followed by Asians, Hispanics, and blacks. The variation in rate of lethal birth defects among racial/ethnic groups may have been related to both incidence and survival.
Can Mexicans Get Down syndrome?
Down syndrome affects all race and ethnicity groups, with 1 in 700 U.S. babies born with Down syndrome every year and 1 in 1,200 children and adults currently living with this condition, according to federal data. But did you know that Latinos have an unusually higher risk for Down syndrome?
What race has the lowest birth defects?
Between 1981 and 1986, American Indians showed the highest incidence rates of major defects per 1,000 total births (22.0). Other minorities had lower rates: blacks (18.0), Hispanics (14.4), and Asians (15.8) (12). In comparison, the incidence of major defects was 19.0/1,000 live births among whites.
What gender is most likely to get Down syndrome?
Down syndrome appears to be more common among boys than girls, the study indicates. The condition is also seen more frequently in Hispanic children at birth, though the number of these children appears to level off with that of white children as they age.
How old is the oldest Down syndrome person?
RUPERT, Idaho — According to the CDC’s most recent statistics, the average lifespan for a Down syndrome patient is 47 years. Rupert resident, Bryce Walker, is 76-years-old and lives with Down syndrome, making him one of the world’s oldest surviving Down syndrome patients.
Does sperm cause Down’s syndrome?
The genetic basis of Down syndrome Half the chromosomes come from the egg (the mother) and half come from the sperm (the father). This XY chromosome pair includes the X chromosome from the egg and the Y chromosome from the sperm.
Is Down syndrome caused by the mother or father?
There is no definitive scientific research that indicates that Down syndrome is caused by environmental factors or the parents’ activities before or during pregnancy. The additional partial or full copy of the 21st chromosome which causes Down syndrome can originate from either the father or the mother.
Can a man with Down syndrome have a baby?
Abstract. Men with Down syndrome are considered as infertile although the causes of infertility are not known in detail yet. Although this constitutes a general rule there are three confirmed cases of parenting by fathers with Down syndrome.