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Carvalho, J., Marques, M. M., Ferreira, M. B. & Lima, M. L. (2016). Construct validation of the portuguese version of the restraint scale. Psychology, Community and Health. 5 (2), 134-151
J. R. Carvalho et al., "Construct validation of the portuguese version of the restraint scale", in Psychology, Community and Health, vol. 5, no. 2, pp. 134-151, 2016
@article{carvalho2016_1765814370399,
author = "Carvalho, J. and Marques, M. M. and Ferreira, M. B. and Lima, M. L.",
title = "Construct validation of the portuguese version of the restraint scale",
journal = "Psychology, Community and Health",
year = "2016",
volume = "5",
number = "2",
doi = "10.5964/pch.v5i2.170",
pages = "134-151",
url = "http://pch.psychopen.eu/index.php/pch"
}
TY - JOUR TI - Construct validation of the portuguese version of the restraint scale T2 - Psychology, Community and Health VL - 5 IS - 2 AU - Carvalho, J. AU - Marques, M. M. AU - Ferreira, M. B. AU - Lima, M. L. PY - 2016 SP - 134-151 SN - 2182-438X DO - 10.5964/pch.v5i2.170 UR - http://pch.psychopen.eu/index.php/pch AB - The main purpose of this study was to adapt the Restraint Scale (RS) to Portuguese and examine its psychometric properties, specifically its construct validity. Method: In this study, 238 normal-weight adults (82% women; Mean age = 36.6, SD = 15.0) participated in an online survey containing measures of Restraint Scale, Three Factor Eating Questionnaire, Dutch Eating Behaviour Questionnaire, and Body Dissatisfaction and Drive for Thinness scales. Results: Exploratory factor analyses corroborated the two-factors structure found in previous studies, in particular when three items without clear factorial assignment and low correlation were excluded. A final two-factors version of the RS containing seven items presented a very good fit to the measurement model and good internal consistency. Confirmatory factor analysis of the 7-items RS in relation to a three-factor model of overeating, dieting and body dissatisfaction measures revealed that the RS was the only restraint measure loading in all three factors. Conclusion: This suggests that the 7-items Portuguese version of the RS has good psychometric properties and unique features that lend it appropriate to identify and study unsuccessful chronic dieters. ER -
Português