The Crack Use Relapse Scale (CURS): development and psychometric validation
Rosemeri Siqueira Pedroso, Márcia Pettenon, Luciano Santos Pinto Guimarães, Félix Henrique Paim Kessler, Flávio Pechansky
Abstract
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Rosemeri Siqueira Pedroso, Márcia Pettenon, Luciano Santos Pinto Guimarães, Félix Henrique Paim Kessler, Flávio Pechansky
Abstract
Open-access reader
OBJECTIVE: To report the development and validation of the Crack Use Relapse Scale (CURS) in an inpatient population. METHODS: A pilot study with 30 male crack users was conducted to generate 35 sentences related to the construct of interest. A five-point Likert scale including 25 items and, initially, nine theoretical factors was generated and utilized in a cross-sectional study with a sample of 333 hospitalized male crack users. RESULTS: Overall Cronbach's alpha was α = 0.86. The exploratory factor analysis (EFA) with oblimin rotation kept the 25 items (factor loadings > 0.40) and six definitive factors, which explained 62.1% of the total variance. CONCLUSIONS: The six-factor model yielded by the EFA of the CURS reflects the various dimensions of the construct, assigning satisfactory values and demonstrating good psychometric properties, including validity and reliability.
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OBJECTIVE: To report the development and validation of the Crack Use Relapse Scale (CURS) in an inpatient population. METHODS: A pilot study with 30 male crack users was conducted to generate 35 sentences related to the construct of interest. A five-point Likert scale including 25 items and, initially, nine theoretical factors was generated and utilized in a cross-sectional study with a sample of 333 hospitalized male crack users. RESULTS: Overall Cronbach's alpha was α = 0.86. The exploratory factor analysis (EFA) with oblimin rotation kept the 25 items (factor loadings > 0.40) and six definitive factors, which explained 62.1% of the total variance. CONCLUSIONS: The six-factor model yielded by the EFA of the CURS reflects the various dimensions of the construct, assigning satisfactory values and demonstrating good psychometric properties, including validity and reliability.
Key concepts: Cronbach's alpha, Exploratory factor analysis, Construct validity, Likert scale, Scale (ratio), Psychology, Psychometrics, Reliability (semiconductor)