Table 1 Conte Core Behavioral Test Battery.

Beck Depression Inventory - II¹⁷ A 12-item self-report questionnaire that examines depressive symptomatology over the prior 2 weeks. Total scores indicate level of depression: none, mild, moderate, severe.

Empathizing Quotient¹³ A 40-item self-report instrument that assesses the drive to identify others’ thoughts or emotions

Mayer-Salovey-Caruso Emotional Intelligence Test (MSCEIT)¹⁶ A computerized questionnaire that includes self-report items and emotion-identification tasks. Performance on eight subtests are combined to describe 4 aspects of emotion processing (perceiving, facilitating thought, understanding, and managing), which are further combined into two index scores (experiencing emotion and strategizing about emotion).

Perceived Stress Scale^77,78 A ten-item self-response questionnaire that measures the extent to which a participant perceives personal life events in the previous month as stressful.

Positive and Negative Affect Scales⁷⁹ A 20-item self-report measure designed to assess the current affective state.

16 Personality Factors (16PF)^80,81 A self-report questionnaire comprised of 185 multiple-choice items addressing personal preferences and tendencies. The normative sample reflects the 2000 census data on age, sex, race, and education level. Scores reflect 5 global personality factors (Extraversion, Anxiety, Tough-Mindedness, Independence, and Self-Control), as well as 16 personality dimensions (primary scales) that are anchored by polarized characteristics. For example, scores on the “Warmth” factor reflect the subject’s interest in social contact by placing them on a continuum from “reserved” to “warm.” Other Primary Scales include: Reasoning (concrete vs. abstract), Emotional Stability (reactive vs. emotionally stable), Dominance (deferential vs. dominant), Liveliness (serious vs. lively), Rule-Consciousness (expedient vs. rule-conscious), Social Boldness (shy vs. socially bold), Sensitivity (utilitarian vs. sensitive), Vigilance (trusting vs. vigilant), Abstractedness (grounded vs. abstracted), Privateness (forthright vs. private), Apprehension (self-assured vs. apprehensive), Openness to Change (traditional vs. open to change), Self-Reliance (group-oriented vs. self-reliant), Perfectionism (tolerates disorder vs. perfectionistic), and Tension (relaxed vs. tense).

Social Network Index⁸² A self-report questionnaire used to quantify the extent of one’s social connections during a specific timeframe. Outcome variables include: a) Network Diversity (number of social roles in which the respondent has contact with one person or more at least once every 2 weeks; maximum is 12 including spouse, parent, child, child-in-law, close relative, close friend, church/temple member, student, employee, neighbor, volunteer, and group member), b) Number of People in Social Network (measures the total number of people which whom respondent maintains contact at least once every 2 weeks–reflecting overall network size), and c) Number of Embedded Networks (measures the number of different groups these contacts belong to, reflecting network complexity; maximum is 8, including family, friends, church/temple, school, work, neighbors, volunteering, and groups).

Social Responsiveness Scale - Second Edition, Adult Form, Self-Report¹⁵ A 65-item self-report questionnaire that assesses the presence of social difficulties common in autism.

Systematizing Quotient - Revised¹⁴ A 75-item self-report questionnaire that assesses the drive to understand and construct lawful systems for governing behavior.

State Trait Anxiety Inventory (state & trait)⁵⁴ A self-report questionnaire that differentiates between the temporary condition of “state anxiety” and the more general and long-standing quality of “trait anxiety.” State anxiety is characterized by feelings of apprehension, tension, nervousness, and worry.

Wechsler Abbreviated Scales of Intelligence (WASI)⁵² A measure of cognitive abilities which includes 4 subtests (Matrix Reasoning, Block Design, Vocabulary, and Similarities) and provides 3 index scores (Full Scale IQ, Verbal Intelligence Quotient, and Performance Intelligence Quotient).

Wechsler Abbreviated Scales of Intelligence - Second Edition (WASI-II)⁵³ A measure of cognitive abilities which includes 4 subtests (Matrix Reasoning, Block Design, Vocabulary, and Similarities) and provides 3 index scores (Full Scale IQ, Verbal Comprehension Index and Perceptual Reasoning Index).