Fig. 3

Box-and-whisker plots showing the distribution of total scores on the Autism Observation Scale for Infants (mean, lower and upper quartile, and whiskers show full range). No statistical comparisons were carried out as the sample size for NF1 was too small. Asterisks (*) depict the individual scores from the NF1 sample. Of note, this task was added to the protocol later in the study and so was only completed by five infants