Measuring Adherence in CBT for Psychosis: A Psychometric Analysis of an Adherence Scale

被引:29
作者
Rollinson, Rebecca [1 ]
Smith, Ben [2 ]
Steel, Craig [2 ]
Jolley, Suzanne [3 ]
Onwumere, Juliana [3 ]
Garety, Philippa A. [3 ]
Kuipers, Elizabeth [3 ]
Freeman, Daniel [3 ]
Bebbington, Paul E. [2 ]
Dunn, Graham [4 ]
Startup, Mike [5 ]
Fowler, David [1 ]
机构
[1] Univ E Anglia, Norwich NR4 7TJ, Norfolk, England
[2] UCL, London WC1E 6BT, England
[3] Kings Coll London, London, England
[4] Univ Manchester, Manchester M13 9PL, Lancs, England
[5] Univ Newcastle, Callaghan, NSW 2308, Australia
基金
英国惠康基金;
关键词
Fidelity; adherence; competence; CBT; psychosis;
D O I
10.1017/S1352465807003980
中图分类号
B849 [应用心理学];
学科分类号
040203 ;
摘要
This paper reports the psychometric properties of a CBT for psychosis adherence scale, the Revised Cognitive Therapy for Psychosis Adherence Scale (R-CTPAS). The scale's factor structure, inter-rater reliability and concurrent validity were analysed in a sample of 67 audiotaped sessions of CBT for psychosis. The concurrent validity of the scale was examined through comparison with the Cognitive Therapy Scale (CTS, Young and Beck, 1980). Principal components analysis of the trial data suggested three factors: "engagement/assessment work", "relapse prevention work" and "formulation/schema work". Satisfactory levels of inter-rater reliability were established between rater dyads. Moderate correlations with the CTS provided an indication of concurrent validity. The R-CTPAS is concluded to be a reliable and useful instrument that can assess adherence to CBT for psychosis using the Fowler, Garety and Kuipers (1995) therapy model.
引用
收藏
页码:163 / 178
页数:16
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