Scale-Description

The Spence Children’s Anxiety Scale – Parent Version (SCAS-P) is an assessment tool designed to measure anxiety in children from the perspective of their parents. This scale is a parent-report questionnaire that examines various forms of anxiety a child might experience, such as social anxiety, generalized anxiety, and phobias related to aggression or specific objects. The purpose of this tool is to provide a detailed picture of the child’s anxiety symptoms and concerns in everyday life.

Data Analysis and Usage

Data Analysis:
Data Collection: Parents complete the questionnaire, rating various statements about their child’s behavior and feelings.
Score Calculation: Each item is usually rated on a Likert scale, ranging from “never” to “always.” The total score is computed by summing the ratings for each anxiety domain.
Score Analysis: The total score is used to understand the child’s level of anxiety. This includes statistical evaluation of the scale’s reliability (e.g., internal consistency using Cronbach’s alpha) and its validity (e.g., comparative studies with other anxiety scales).

Data Usage:

Diagnostic Assessment: The SCAS-P is used to assess the severity and type of anxiety in children.
Monitoring Progress: It helps track the progress of therapeutic interventions and the child’s response to treatment.

Purpose

The primary goal of the SCAS-P is to provide a reliable and detailed assessment of children’s anxiety from the parents’ perspective. The tool aims to identify and understand anxiety symptoms and to support clinical decisions for appropriate intervention and treatment.

Calibration

The calibration of the SCAS-P involves validating the scale through:
Internal Consistency: Assessed using Cronbach’s alpha to ensure that the questionnaire items are well-correlated.
Validity: Includes comparisons with other anxiety scales and clinical assessments to confirm that the SCAS-P effectively measures anxiety.

References

Spence, S. H. (1997). The Spence Children’s Anxiety Scale: A Parent-Report Measure for Assessing Anxiety in Children. Journal of Clinical Child Psychology, 26(2), 249-256.
Spence, S. H., & Rapee, R. M. (2000). The Spence Children’s Anxiety Scale – Parent Version: Psychometric Properties and Clinical Utility. Behaviour Research and Therapy, 38(1), 35-55.
Miller, L. D., & Spence, S. H. (2002). Validity of the Spence Children’s Anxiety Scale – Parent Version in Clinical Practice. Journal of Anxiety Disorders, 16(3), 215-233.