Table 1 Demographic information and mean scores on outcome measures for all participants (n = 19)

Age (at time of entry into the study)

14.21 (1.63)

Participant Reported Sex or Gender

Male– 12 (63%)

Female– 7 (37%)

Race/Ethnicity

White– 15 (79%)

Biracial– 2 (10.5%)

Asian– 2 (10.5%)

NF Etiology

Familial– 2 (10.5%)

Sporadic– 17 (89.5%)

KBIT-2 SS

100.21 (14.07)

WIAT-III Word Reading SS

94.21 (12.41)

SCQ Lifetime Raw

5.95 (4.45)

ADHD Diagnosis

No Diagnosis– 8 (42%)

Inattentive Type– 8 (42%)

Combined Type– 2 (11%)

Diagnosis Missing– 1 (5%)

 Pretest– Posttest

 Pretest– Follow-Up^

Timepoints

Pretest

Posttest

Follow-Up^

t

df

p

g

t

df

p

g

SSIS-SEL-P SS

84.47 (10.87)

89.42 (11.61)

91.18 (12.84)

-2.25

18

0.018*

− 0.49

-2.34

16

0.016*

− 0.54

SSIS-SEL-S SS

96.58 (14.79)

98.11 (13.68)

101.29 (13.12)

− 0.69

18

0.25

− 0.15

-1.56

16

0.07*

− 0.36

SRS-2 T-score

65.47 (9.29)

60.74 (9.93)

59.35 (10.61)

2.85

18

0.005*

0.63

3.33

16

0.002*

0.77

TASSK Raw

15.21 (2.74)

21.37 (3.73)

21.18 (4.35)

-8.34

18

< 0.001*

-1.83

-6.54

16

< 0.001*

-1.51

QSQ-Caregiver Raw

1.74 (1.88)

3.16 (1.97)

4.12 (3.53)

-3.85

18

< 0.001*

− 0.85

-2.81

16

0.006*

− 0.65

QSQ-Adolescent Raw

4.32 (5.77)

5.42 (5.68)

6.65 (8.08)

− 0.97

18

0.17*

− 0.21

-1.16

16

0.13*

− 0.27

FQS Raw

84.58 (17.78)

86.63 (12.75)

88.88 (15.59)

− 0.49

18

0.32

− 0.11

-1.22

16

0.12*

− 0.28