Table 1 Characterization of sample merged across ABIDE I and II Cluster masks are overlaid on inflated brain maps generated by BrainNet Viewer

Age

13

11.8 (2.6) [7–17.9]

11.7 (2.7) [7–18]

11.8 (2.6) [7.1–18.2]

11.4 (2.3) [7.8–17.4]

F₍₃₎ = 1.18 p = 0.32

Full-Scale IQ^b

13

106 (16.6) [72–148]

104 (16.3) [73–147]

112 (12.7) [73–148]

114 (12.7) [80–144]

F₍₃₎ = 19.24 p < 0.001

(ASD M = ASD F) < (NT M = NT F)

Verbal IQ^c

12

107 (17.9) [57–180]

105 (17.3) [62–145]

114 (13.5) [73–147]

114 (14.4) [83–146]

F₍₃₎ = 16.78 p < 0.001

(ASD M = ASD F) < (NT M = NT F)

Performance IQ^d

12

106 (17.0) [59–157]

104 (17.1) [67–148]

109 (14.2) [62–147]

109 (13.2) [79–145]

F₍₃₎ = 3.1 p = 0.03

(ASD M = ASD F) < (NT M = NT F)

Mean FD

13

0.11 (0.07) [0.02–0.39]

0.13 (0.09) [0.02–0.39]

0.09 (0.06) [0.02–0.39]

0.09 (0.06) [0.02–0.38]

H₍₃₎ = 29.6 p < 0.001

(ASD M = ASD F) < (NT M = NT F)

ADI-R

Social^e

11

19.7 (5.2) [4–30]

19.6 (5.5) [7–30]

–

–

t₍₉₃₎ = 0.14 p = 0.89

Communication^f

11

15.6 (4.5) [2–25]

15.2 (5.0) [4–24]

–

–

t₍₉₂₎ = 0.61 p = 0.54

RRB^f

11

6.0 (2.4) [0–13]

5.8 (2.5) [0–12]

–

–

t₍₉₆₎ = 0.51 p = 0.61

ADOS-2

Social-Affect^g

11

9.1 (3.7) [1–20]

8.7 (3.2) [4–18]

–

–

t₍₈₇₎ = 0.97 p = 0.33

RRB^h

11

3.2 (1.8) [0–8]

2.8 (1.5) [0–5]

–

–

t₍₉₃₎ = 1.79 p = 0.08

CSS totalⁱ

11

6.9 (2.1) [1–10]

6.8 (1.8) [2–10]

–

–

t₍₉₃₎ = 0.11 p = 0.32

N

N

Statistics

Post-hoc

Comorbidity

5

99^j

25^k

–

–

χ²₍₁₎ = 0.2 p = 0.66

Psychoactive medication

10

112

26

–

–

χ²₍₁₎ < 0.01 p = 0.99