Maternal COVID-19 and Autism Screening: 10.1% Positive MCHAT-R/F
A 745-child cohort found positive MCHAT-R/F autism screens in 22 of 218 children exposed to maternal SARS-CoV-2 infection during pregnancy (10.1%) vs. 30 of 527 pre-pandemic controls (5.7%; p = 0.03).1 The same 2026 analysis added a small serum-proteomics layer: exposed newborns who later screened positive showed altered immune and metabolic markers, but the paper …