Table 1 Descriptive and Demographic Statistics Stratified by Diagnosis

Age (Year 1)

11.71 (1.21)

11.43 (1.03)

0.058¹

Age (Year 2)

12.86 (1.22)

12.63 (1.07)

0.168¹

Age (Year 3)

13.87 (1.21)

13.59 (1.04)

0.115¹

Age (Year 4)

14.74 (1.14)

14.59 (1.04)

0.375¹

Sex

0.002²

 Male

0.56 58/104

0.74 104/140

 Female

0.44 46/104

0.26 36/140

Ethnicity

0.341²

 Not Hispanic

0.95 99/104

0.92 129/140

 Hispanic

0.05 5/104

0.08 11/140

Race

0.007²

 Caucasian

0.86 89/104

0.81 114/140

 African American

0.02 2/104

0.12 17/140

 American Indian

0.00 0/104

0.00 0/140

 Asian/Pacific Islander

0.00 0/104

0.01 1/140

 Biracial

0.12 13/104

0.06 8/140

 Full-Scale IQ

117.22 (13.66)

101.33 (20.79)

 < 0.001

 ADOS-2 Comparison Score

7.21 (1.92)

–

–

 SCQ-Lifetime (Year 1)

2.69 (2.49)

17.53 (8.35)

 < 0.001

 Psychotropic Medication (Year 1)

0.11 12/104

0.49 69/140

 < 0.001²

 BMI (Percentile, Year 1)

55.67 (31.23)

65.22 (31.16)

0.020¹

 Genital/Breast Development (Year 1)

1.97 (0.964)

2.05 (1.11)

0.559¹

 Height (Year 1)

59.80 (3.92)

59.36 (4.18)

0.415¹

 Weight (Year 1)

102.70 (34.61)

108.52 (41.06)

0.253¹

 Systolic BP (Year 1)

109.79 (11.96)

109.50 (10.81)

0.856¹

 Diastolic BP (Year 1)

63.44 (8.56)

64.24 (8.29)

0.508¹

 Heart Rate (Year 1)

75.33 (16.23)

76.02 (16.65)

0.775¹

 RSA (Year 1)

6.45 (0.80)

6.24 (0.99)

0.094¹

 PEP (Year 1)

95.21 (10.20)

94.25 (10.86)

0.543¹