TABLE 1.
Psychometric measures.
| Instrument | Psychological constructs measured | Number of subscales/Cutoffs | Subscales | Number of items | References |
| Big Five Inventory 2 (BFI-2) | Big Five personality traits | Five subscales | Extraversion Agreeableness Conscientiousness Negative emotionality Open mindedness |
60 | Danner et al., 2016; Soto and John, 2017 |
| Social Interaction Anxiety Scale (SIAS) | Social interaction anxiety | One cutoff | Social anxiety | 20 | Mattick and Clarke, 1998; Stangier et al., 1999 |
| Differentiation of Self Inventory (DSI) | Differentiation of Self | Four subscales | Emotional reactivity Emotional cutoff I-Position Fusion with others |
46 | Maß et al., 2019; Skowron and Friedlander, 1998 |
| Experience in Close Relationships (ECR-RD12) | Experience in close relationships | Two subscales | Attachment-related anxiety Attachment-related Avoidance |
12 | Brenk-Franz et al., 2018; Wei et al., 2007 |
| Vulnerable Attachment Style Questionnaire (VASQ) | Vulnerable and insecure attachment | Three cutoffs | Vulnerability of attachment Insecurity of attachment Proximity seeking |
22 | Bifulco et al., 2003; Reck, 2009 |