(online supplement)

Internal Reliability of Personality Scales

______

ASD TYPICAL____

Personality

Factor Facets IAN MTURK NORM

Extraversion

Activity Level .88 .82 .74

Considerate .84 .81 .79

Positive Emotion .76 .84 .81

Sociability .75 .87 .78

Conscientiousness

Achievement .69 .62 .71

Distractible .60 .57 .72

Organized .70 .67 .46

Agreeableness

Antagonism .74 .87 .77

Compliance .81 .79 .67

Strong willed .76 .76 .73

Neuroticism

Anger .88 .86 .74

Fear/Insecure .79 .77 .70

Shy .66 .82 .70

(continued)

______

ASD TYPICAL____

Personality

Factor Facets IAN MTURK NORM

Openness

Intelligence .85 .83 .79

______Openness .77 .75 .52

Note. ASD = Autism Spectrum Disorder; IAN = internal reliabilities from

ASD children collected on-line via the Interactive Autism Network;

MTURK = internal reliabilities from typical children collected on-line via

Mechanical Turk; NORM = internal reliabilities from subset of typical

children aged 4 – 7 from the ICID-S norming data provided by Dr. Roy

Martin; Published Norms = published norms from entire ICID-S dataset of

children aged 2 – 15 as reported by Deal et al. (2007).

(online supplement)

Personality Facet Means and Standard Deviations for ASD and Typical Children

______

Contemporary Analysis Non-contemporary Analysis

Personality

Factor Facet ASD M (SD) MTURK M (SD) ASD M (SD) NORM M (SD)

Extraversion

Activity Level 16.03 (4.56) 14.39 (2.87) 15.98 (4.53) 16.01 (3.05)

Boys 16.09 (4.54) 14.87 (3.17) 16.04 (4.51) 16.27 (2.96)

Girls 15.71 (4.77) 14.00 (2.55) 15.71 (4.77) 15.75 (3.12)

Consideration 8.51 (3.87) 13.69 (2.27) 8.52 (3.85) 14.83 (2.95)

Boys 8.67 (3.99) 12.92 (3.10) 8.67 (3.96) 14.63 (2.87)

Girls 7.81 (3.28) 14.34 (3.29) 7.81 (3.28) 15.04 (3.03)

Positive Emotion 14.50 (4.02) 15.40 (3.34) 14.47 (3.99) 17.23 (2.98)

Boys 14.41 (3.92) 14.81 (3.43) 14.38 (3.81) 17.11 (2.94)

Girls 14.90 (4.51) 15.90 (3.20) 14.90 (4.52) 17.35 (3.02)

(continued)

______

Contemporary Analysis Non-contemporary Analysis

Personality

Factor Facet ASD M (SD) MTURK M (SD) ASD M (SD) NORM M (SD)

Extraversion

Sociability 10.65 (4.36) 19.56 (4.04) 10.64 (4.41) 20.53 (3.99)

Boys 10.67 (4.31) 19.65 (4.42) 10.66 (4.37) 20.44 (3.80)

Girls 10.57 (4.70) 19.48 (3.72) 10.57 (4.70) 20.62 (4.19)

Conscientiousness

Achievement 10.88 (4.17) 12.97 (2.52) 10.84 (4.14) 13.98 (2.680

Boys 10.85 (4.14) 12.56 (2.25) 10.81 (4.11) 13.80 (2.58)

Girls 11.00 (4.39) 13.32 (2.70) 11.00 (4.39) 14.16 (2.77)

Distractible -- -- 13.59 (4.17) 10.15 (3.21)

Boys -- -- 13.40 (4.14) 10.54 (2.94)

Girls -- -- 14.48 (4.31) 9.77 (3.42)

(continued)

______

Contemporary Analysis Non-contemporary Analysis

Personality

Factor Facet ASD M (SD) MTURK M (SD) ASD M (SD) NORM M (SD)

Conscientiousness (continued)

Organized 11.43 (4.50) 14.81 (3.10) -- --

Boys 11.52 (4.44) 14.19 (3.36) -- --

Girls 11.00 (4.84) 15.32 (2.79) -- --

Agreeableness

Antagonism 10.67 (4.35) 9.32 (3.80) 10.71 (4.33) 8.73 (3.44)

Boys 10.51 (4.28) 9.98 (3.87) 10.60 (4.26) 8.90 (3.23)

Girls 11.24 (4.70) 8.77 (3.68) 11.24 (4.70) 8.56 (3.63)

Compliance 9.45 (4.34) 12.74 (2.23) 9.38 (4.34) 13.36 (2.74)

Boys 9.53 (4.36) 11.79 (2.15) 9.44 (4.36) 13.04 (2.57)

Girls 9.10 (4.35) 13.53 (3.10) 9.10 (4.35) 13.69 (2.74)

(continued)

______

Contemporary Analysis Non-contemporary Analysis

Personality

Factor Facet ASD M (SD) MTURK M (SD) ASD M (SD) NORM M (SD)

Agreeableness (continued)

Strong willed 19.48 (4.85) 16.35 (4.20) 19.50 (4.81) 16.04 (4.24)

Boys 19.41 (4.87) 16.92 (4.57) 19.43 (4.83) 16.35 (4.08)

Girls 19.81 (4.82) 15.87 (3.84) 19.81 (4.82) 15.72 (4.38)

Neuroticism

Anger 14.36 (4.70) 10.71 (3.97) 14.40 (4.67) 10.24 (3.38)

Boys 14.14 (4.76) 11.19 (3.89) 14.19 (4.73) 10.46 (3.17)

Girls 15.38 (4.36) 10.31 (4.03) 15.38 (4.36) 10.02 (3.58)

Fear/Insecure 15.92 (5.82) 13.37 (3.83) 15.93 (5.80) 12.33 (4.24)

Boys 15.61 (5.59) 13.15 (3.63) 15.63 (5.57) 12.52 (4.00)

Girls 17.33 (6.71) 13.54 (4.01) 17.33 (6.71) 12.13 (4.47)

(continued)

______

Contemporary Analysis Non-contemporary Analysis

Personality

Factor Facet ASD M (SD) MTURK M (SD) ASD M (SD) NORM M (SD)

Neuroticism (continued)

Shy 20.75 (4.28) 12.11 (4.28) 20.73 (4.33) 12.08 (4.06)

Boys 20.48 (4.05) 12.04 (4.47) 20.46 (4.12) 12.03 (3.82)

Girls 22.00 (5.13) 12.16 (4.15) 22.00 (5.13) 12.13 (4.31)

Openness

Intelligence 13.70 (5.18) 15.04 (3.22) 13.70 (5.13) 15.89 (3.07)

Boys 14.17 (4.99) 14.62 (3.05) 14.15 (4.94) 15.68 (2.97)

Girls 11.57 (5.61) 15.38 (3.35) 11.57 (5.61) 16.10 (3.17)

Openness 14.13 (5.63) 19.48(3.14) -- --

Boys 14.17 (5.54) 19.41 (3.41) -- --

______Girls 14.02 (6.08) 19.55 (2.97) -- --____

Note. -- = facet data omitted due to unacceptably low internal reliability (i.e., α < .60; George and Mallorey, 2003);

ASD = Autism Spectrum Disorder; IAN = ASD data collected via the Interactive Autism Network; MTURK

= data collected via Mechanical Turk; NA = not applicable; NORM = data from norming sample of Inventory of

Children’s Individual Differences (Halverson et al., 2003).