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Table 3 Factor Loadings, 5 Factors, Orthogonal Varimax Rotation, loading>.3

From: Clinical signs associated with earlier diagnosis of children with autism Spectrum disorder

Variable Factor 1 Factor 2 Factor 3 Factor 4 Factor 5
   Regressive Autism Social Awkwardness Communication difficulties Sensory reactivity and need for sameness Aggressive Behavior
1 Delayed speech    0.6610   
2 Delayed response to name    0.7492   
3 Poor eye contact   0.4324 0.4654   
4 Lack of gestures    0.7728   
5 Difficulty understanding gestures   0.3613 0.6916   
6 Played alone   0.7254    
7 Too focused on objects   0.7400    
8 Poor social skills   0.6906 0.3184   
9 Difficulty initating relationships   0.6150    
10 Unusual play with toys   0.4290   0.3545  
11 Need for sameness     0.4949 0.3918
12 Unusual motor mannerisms     0.5210  
13 Unusual interest in objects     0.6638  
14 Sensory hyperreactivity     0.4932 0.3374
15 Sensory hyporeactivity     0.3659  
16 Unusual sensory interest     0.5741  
17 Temper tantrums      0.7523
18 Aggression toward self      0.6514
19 Aggression toward others      0.7224
20 Loss of skills 0.8197     
21 Loss of language (words only) 0.8146     
22 Loss of language (phrases) 0.8222     
23 Less social engagement 0.7676     
24 Loss of motor skills 0.6562     
25 Loss of daily living skills 0.6496     
  1. See Table 1 for the full labels of symptoms