Attachment Q-Set.

AQS

What it measures

Secure-base behaviour of the child toward the caregiver in the home, scored as a continuous security criterion rather than a category.

Length and format

90 (Q-sort items). Q-sort into 9 piles by observer or trained parent (observational/coding system)

Language versions

~15+ languages; used across North America, Europe, Latin America, Asia and Africa

Normative data

No normative data held in our reference library for this instrument. That is a statement about our library, not about the published literature.

Licence

open with attribution

Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date. Confirm terms with the copyright holder or publisher before using an instrument, especially for commercial use.

Reference

Waters, E., & Deane, K. A. (1985). Defining and assessing individual differences in attachment relationships: Q-methodology and the organization of behavior in infancy and early childhood. Monographs of the Society for Research in Child Development, 50(1-2), 41-65.