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Table 1 Neurocognitive markers and Autism Observation Scale for Infants at 7 and 14 months

From: Neurocognitive and observational markers: prediction of autism spectrum disorder from infancy to mid-childhood

   Low risk High-risk No ASD High-risk ASD
Visit 1 P400
 7 months  Valid trial no. 57.02 (32.61) 69.61 (32.15) 50.18 (30.24)
 Mean (SD) 3.11 (4.02) 1.63 (3.37) − 2.02 (6.78)
N (girls) 33 (20) 23 (18) 14 (8)
AOSI
 Mean (SD) 6.70 (3.67) 9.25 (5.14) 8.80 (7.39)
N (girls) 37 (22) 24 (19) 15 (8)
Mullen ELC
 Mean (SD) 102.86 (10.76) 95.83 (9.88) 95.40 (18.39)
N (girls) 37 (22) 24 (19) 15 (8)
 Age (months) 7.30 (1.18) 7.46 (1.22) 7.47 (1.36)
Visit 2 Disengagement
 14 months  Valid trial no. 27.03 (6.64) 26.86 (7.78) 24.20 (4.86)
 Mean (SD) 144.19 (102.88) 125.04 (135.13) 237.05 (122.73)
N (girls) 36 (22) 22 (17) 15 (8)
AOSI
 Mean (SD) 3.31 (3.57) 3.30 (3.20) 7.53 (5.45)
N (girls) 37 (22) 23 (18) 15 (8)
Mullen ELC
 Mean (SD) 108.46 (15.28) 104.48 (11.74) 93.33 (16.29)
N (girls) 35 (22) 23 (18) 15 (8)
 Age (months) 13.72 (1.26) 13.74 (1.45) 13.80 (1.94)
  1. AOSI Autism Observation Scale for Infants, ELC Early Learning Composite