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Titel:Climate for evidence-based mental health care implementation in Germany: psychometric investigation of the Implementation Climate Scale (ICS)
Autor:Szota, Katharina
Weitere Verfasser:Christiansen, Hanna; Aarons, Gregory A.; Ehrhart, Mark G.; Fischer, Anne; Rosner, Rita; Steil, Regina; Barke, Antonia
Veröffentlicht:2023
URI:https://archiv.ub.uni-marburg.de/es/2024/0431
DOI: https://doi.org/10.1038/s41598-023-32282-4
URN: urn:nbn:de:hebis:04-es2024-04318
DDC:150 Psychologie
Publikationsdatum:2024-01-17
Lizenz:https://creativecommons.org/licenses/by/4.0

Dokument

Schlagwörter:
Health policy, Health services, Psychology

Summary:
Organizational implementation climate is an important construct in implementation research to describe to what extent implementation is expected, supported, and rewarded. Efforts in bridging the research-practice gap by implementing evidence-based practice (EBP) can benefit from consideration of implementation climate. The Implementation Climate Scale (ICS) is a psychometrically strong measure assessing employees’ perceptions of the implementation climate. The present cross-sectional study aimed at providing a German translation and investigating its psychometric properties. The translation followed standard procedures for adapting psychometric instruments. German psychotherapists (N = 425) recruited online completed the ICS, the Evidence Based Practice Attitudes Scale (EBPAS-36D) and the Intention Scale for Providers (ISP). We conducted standard item and reliability analyses. Factorial validity was assessed by comparing an independent cluster model of Confirmatory Factorial Analysis (ICM-CFA), a Bifactor CFA, a Second-order CFA and an (Bifactor) Exploratory Structural Equation Model (ESEM). Measurement invariance was tested using multiple-group CFA and ESEM, convergent validity with correlation analysis between the ICS and the ISP subjective norms subscale (ISP-D-SN). The mean item difficulty was pi = .47, mean inter-item correlation r = .34, and mean item-total correlation ritc = .55. The total scale (ω = 0.91) and the subscales (ω = .79–.92) showed acceptable to high internal consistencies. The model fit indices were comparable and acceptable (Second-order CFA: RMSEA [90% CI] = .077 [.069; .085], SRMR = .078, CFI = .93). Multiple-group CFA and ESEM indicated scalar measurement invariance across gender and presence of a psychotherapy license. Psychotherapists in training reported higher educational support for EBP than licensed psychotherapists (T = 2.09, p = .037, d = 0.25). The expected high correlation between the ICS and the ISP-D-SN was found (r = .59, p < .001). Results for the German ICS confirm good psychometric properties including validity.


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