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A Measure to Assess Perceptions and Knowledge About Electroconvulsive Therapy: Development and Psychometric
Jack Tsai, Minda Huang1, Samuel T Wilkinson2
1Department of Psychology, University of Hartford, West Hartford, CT.
The Journal of ECT
|June 14, 2019
Summary
Electroconvulsive therapy (ECT) is underused due to negative perceptions. A new measure, the ECT Perception and Knowledge (ECT-PK) scale, can assess these barriers and guide psychoeducation for better treatment acceptance.
Area of Science:
- Psychiatry
- Mental Health Treatment
- Psychometric Evaluation
Background:
- Electroconvulsive therapy (ECT) is a highly effective treatment for severe depression.
- Underutilization of ECT is partly attributed to public misconceptions and negative perceptions.
- Addressing these knowledge and perception gaps is crucial for improving patient access to effective treatments.
Purpose of the Study:
- To develop and validate the 18-item ECT Perception and Knowledge (ECT-PK) measure.
- To assess public perception and knowledge regarding electroconvulsive therapy.
- To identify specific barriers to ECT acceptance and inform psychoeducational interventions.
Main Methods:
- The ECT-PK measure was developed using literature reviews, expert ratings, and content validity assessments.
- A national sample of 1091 US adults with positive depression screening participated.
- The study utilized Amazon's Mechanical Turk platform for data collection in 2018.
Main Results:
- The ECT-PK subscales demonstrated strong construct validity, criterion validity, and internal consistency.
- Higher scores on the Perception and Knowledge subscales correlated with increased willingness to try ECT.
- Participants expressed fears of pain, brain damage, and memory loss, and held inaccurate beliefs about ECT's efficacy and modernity.
Conclusions:
- The ECT-PK is a valid and reliable tool for measuring ECT perception and knowledge.
- Findings highlight significant public misconceptions and fears surrounding ECT.
- The measure can guide targeted psychoeducation to improve understanding and acceptance of electroconvulsive therapy.
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