Table 1 Statistical comparison between children with ASD and children with TD at baseline in terms of demographic, clinical, and cognitive features
From: Trajectories of imitation skills in preschoolers with autism spectrum disorders
|  | ASD—mean (SD) n = 177 | TD—mean (SD) n = 43 | P-value* |
|---|---|---|---|
Sex | 24 ♀/153 ♂ | 10 ♀/33 ♂ | 0.1561 |
Age (years old) | 3.09 (0.8) | 2.93 (0.7) | 0.4292 |
ADOS total symptom severity | 7.7 (1.8) | 1.02 (1.2) | <0.0012 |
PEP-3 | |||
 VPC (raw score) | 28.47 (15) | 45 (9.4) | <0.0012 |
 EL (raw score) | 9.22 (10.2) | 25.77 (8.8) | <0.0012 |
 RL (raw score) | 13.41 (10.8) | 30.57 (5.2) | <0.0012 |
VABS-II Adaptive Behavior Composite | 77.61 (11.5) | 102.9 (8.5) | <0.0012 |