Environmental Factors on Autism Diagnosis
Exposure
Relative Risk/Odds Ration
Air Pollution during pregnancy
1.25-2x
Illness during pregnancy
2-3x 1.3x 4-5x
Maternal diabetes (blood sugar?)
Prematurity /very low birth weight/traumatic birth
Parental age
1.3 – 1.4x
Valproic acid (anti – seizure)
5x
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