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John, Aesha; Halliburton, Amy L. – Early Child Development and Care, 2010
This work aims to highlight the relevance of Stephenson's Q methodology (QM) for improving the assessment of child-father attachment relationships. We argue that reconceptualising the relationship can enhance the validity of assessment techniques and help in identifying the paternal behaviours that predict a secure child-father attachment pattern.…
Descriptors: Q Methodology, Attachment Behavior, Research Methodology, Fathers
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van I Jzendoorn,Marinus H.; Vereijken, Carolus M.J.L.; Bakermans-Kranenburg, Marian J.; Riksen-Walraven, Marianne J. – Child Development, 2004
The reliability and validity of the Attachment Q Sort (AQS; Waters & Deane, 1985) was tested in a series of meta-analyses on 139 studies with 13,835 children. The observer AQS security score showed convergent validity with Strange Situation procedure (SSP) security (r=31) and excellent predictive validity with sensitivity measures (r=39). Its…
Descriptors: Q Methodology, Predictive Validity, Attachment Behavior, Test Validity