Table 2: Autism spectrum disorder risk among preterm and full- term children.

PT childrenFT children

18 monthsM-CHAT, n (%)25 (27%)3 (9%)

ADOS, n (%)8 (8%)0

24 monthsM-CHAT, n (%)16 (17%)2 (7%)

ADOS, n (%)5 (5%)0

ADI-R, n (%)1 (1%)0

36 monthsADOS, n (%)1(1%)1 (3%)

SCQ, n (%)00

Note. MCHAT: Modified Checklist for Autism in Toddlers, ADOS: Autism Diagnostic Observation Schedule, and ADI-R: Autism Diagnostic Interview-Revised.