Children with autism have elevated levels of steroid hormones in the womb | University of Cambridge

Children who later develop autism are exposed to elevated levels of steroid hormones (progesterone, 17α-hydroxy-progesterone, androstenedione and testosterone) in the womb, according to scientists from the University of Cambridge and the Statens Serum Institute in Copenhagen, Denmark. The finding may help explain why autism is more common in males than females. However, the researchers caution it should not be used to screen for the condition. -

Here's the paper in Mol Psych

Elevated fetal steroidogenic activity in autism