From: Diagnoses and characteristics of autism spectrum disorders in children with Prader-Willi syndrome
 | PWS + ASD | PWS only | T or X 2 |
---|---|---|---|
M SD | M SD | ||
Age | 11.77 (5.41) | 11.04 (4.90) | −0.58 |
BMI | 24.58 (9.15) | 24.94 (8.47) | 0.16 |
% Male | 72.2% | 48.1% | 6.22** |
Genetic subtypes | Â | Â | 13.31** |
 Deletions | N = 2 | N = 74 | N = 76 |
 mUPD | N = 14 | N = 41 | N = 55 |
 Other | N = 2 | N = 13 | N = 15 |
KBIT-2 | |||
 Verbal IQ | 64.68 (14.50) | 79.92 (15.58) | 2.87*** |
 Nonverbal IQ | 64.28 (20.09) | 70.51 (17.22) | 1.41 |
 Composite IQ | 63.78 (20.34) | 72.02 (16.19) | 1.95* |
VABS-2 | |||
 Communication | 75.82 (11.23) | 77.69 (14.68) | 1.27 |
 Daily living skills | 65.29 (10.48) | 76.95 (17.26) | 2.71*** |
 Socialization | 65.44 (11.76) | 76.09 (16.84) | 2.45*** |
 Adaptive composite | 64.68 (14.50) | 75.33 (14.28) | 2.79*** |