Table 1 Characteristics of study participants

N

41

28

Age [years]

5.3 ± 1.1

5.4 ± 1.1

t₍₆₇₎ = − 0.60, p = 0.553

Sex (M:F)

28:13

22:6

Χ² = 0.88, p = 0.348

Handedness (R:L:A)

38:2:1

27:0:1

Χ² = 1.46, p = 0.481

SRS-2T-score

45.1 ± 5.8

79.3 ± 12.5

t_(34.9) = − 13.60, p < 0.001

Non-verbal IQ

106.4 ± 14.8

95.8 ± 21.9

t_(33.0) = 2.92, p = 0.006

Overall tactile reactivity

13.6 ± 3.9

25.4 ± 9.1

F_(1,65) = 51.43, p < 0.001

Tactile hyper-reactivity

5.7 ± 2.2

10.6 ± 4.6

F_(1,65) = 39.3, p < 0.001

Tactile hypo-reactivity

7.9 ± 2.7

14.55 ± 7.1

F_(1,65) = 27.7, p < 0.001