Baby sibs are known to have about a 20-fold increase in
autism risk compared with the general population.
Not exact matches
The results demonstrated the expected higher rates of
autism in males
compared to females, but also showed a significantly greater
risk of
autism for siblings of females with
autism,
compared to siblings of males with
autism.
In a study featured in Molecular Psychiatry, researchers from Sweden's Karolinska Institutet explained that children born to women with PCOS have a 59 percent
risk of
autism compared to children whose mothers do not have the disorder.
However, more than 10 studies
comparing hundreds of thousands of children who did or didn't receive MMR vaccines consistently showed no increased
risk of
autism.
According to a study, women who did not take a prenatal vitamin each day before as well as throughout the 1st month of pregnancy had almost double the
risk of having a child with an
autism spectrum disorder
compared to women who took a prenatal vitamin each day, and when coupled with a high -
risk genetic makeup, the associated
risk was 7 times greater.
Compared to children whose mothers did not have epilepsy, the
risk of
autism was seven times higher in those with valproate exposure.