Table 1 Demographics and cognitive and adaptive functioning across PWS + ASD versus PWS-only cases

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

13.31**

 Deletions

N = 2

N = 74

N = 76

 mUPD

N = 14

N = 41

N = 55

 Other

N = 2

N = 13

N = 15

 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*

 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***