Measuring self-efficacy to deal with infertility.: Psychometric properties and confirmatory factor analysis of the portuguese version of the infertility self-efficacy scale

• Autores: Ana Galhardo, Marina Cunha, José Pinto Gouveia
• Localización: Research in nursing and health, ISSN-e 1098-240X, Vol. 36, Nº. 1, 2013, págs. 65-74
• Idioma: inglés
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• Resumen

  • This study explores the psychometric properties and factor structure of the Portuguese version of the Infertility Self-Efficacy Scale (ISE-P), using translation and back-translation of the original version;

    principal component analysis; conffirmatory factor analysis (CFA); and internal consistency, and test�retest reliability analyses. A total of 287 participants (156 women and 131 men) seeking medical treatment were recruited from public and private fertility centers. CFA revealed that the single-component model ?t the data well. The instrument showed excellent internal consistency, good test�retest reliability, and correlations with other mental health measures suggesting good convergent and discriminant validity. In conclusion, The ISE-P is a valid and reliable Portuguese-language measure of perceived self-efficacy to cope with infertility