Table 3 Post-hoc analysis for the fNIRS results.

ASD vs. Healthy

chi-squared = 7.86, p < 0.01, η² = 0.26

chi-squared = 14.5, p < 0.01, η² = 0.48

chi-squared = 12.7, p < 0.01, η² = 0.42

SCZ vs. Healthy

chi-squared = 0.63, p = 0.43, η² = 0.02

chi-squared = 4.70, p = 0.03, η² = 0.15

chi-squared = 3.81, p = 0.05, η² = 0.12

ASD vs. SCZ

chi-squared = 5.41, p = 0.20, η² = 0.20

chi-squared = 5.20, p = 0.02, η² = 0.19

chi-squared = 3.66, p = 0.06, η² = 0.14

ASD vs. Healthy

chi-squared = 5.77, p = 0.02, η² = 0.19

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SCZ vs. Healthy

chi-squared = 3.40, p = 0.07, η² = 0.11

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ASD vs. SCZ

chi-squared = 0.06, p = 0.80, η² = 0.02

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