Prenatal SARS-COV-2 infection in pregnant women is linked to developmental delays in toddlers:

"At 6 months, 33.3% of infants exhibited cognitive delays, 20% communication delays, and 40% motor delays, increasing to 35.71%, 64.29%, and 57.14% at 24 months, respectively."

“Covid Pregnancies May Have Boosted Autism Risk, Study Shows

Around 11.6% of toddlers born to mothers with lab-confirmed SARS-CoV-2 infection during pregnancy showed cognitive, motor, or language problems indicative of neurodevelopmental delays…

…When the eldest of the Covid-exposed babies reached 28 months, the study found another concerning pattern: 23 of 211 children — almost 11% — screened positive for autism spectrum disorder.”