Having babies close together birth intervals would increase the risk of autism. The closer the birth of a baby, the higher the risk of infants younger diagnosed with autism.
The result of this finding is the latest clue in the effort to unravel the mystery doctor autism and its causes. Disorders that affect one in 110 American children, has baffled experts and sparked controversy for years.
Researchers say autism is a disorder associated with family, with different causes and can impair the ability of communication and social interaction.
In the study, children who were born less than one year tend to be diagnosed with autism, compared with children born at least three years after previous pregnancies. Babies born less than two years after the birth of his older brother was diagnosed with autism are likely to be at risk doubled.
“It is very important, because it continued to increase and more than we thought,” said Thomas Insel, Director National Institute of Mental Health, Sunday (24 / 4), who helped finance the study.
“There is a possibility that pregnancy depletes the mother’s essential nutrients, such as iron and folic acid, so that the woman is less to provide nutrition to the next baby,” said Peter Bearman, a sociologist at New York’s Columbia University. Pregnancy close range has also been shown to increase risk of schizophrenia, premature birth, low birth weight and other conditions, he added.
“The new study, involving more than 660,000 California children who were born between 1992 and 2002, more and add to evidence the claim that autism is associated with events in early pregnancy,” Insel Firm
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