Transcultural adaptation of a scale for exclusive breastfeeding to be used in Brazil

SUMMARY OBJECTIVE: The aim of this study was to perform a cross-cultural adaptation the Breastfeeding Self-Efficacy Scale in Exclusive for use Brazilian-Portuguese context. METHODS: process involved translation from original English into Brazilian Portuguese by two qualified and independent translators. Both translations were synthesized single version that back-translated English. An expert committee created assess linguistic equivalences, formulating pre-final tested on ten nursing women attending maternity hospital. To its psychometric properties, cross-sectional carried out. population consisted 99 reference hospital southern Brazil. scale’s stability internal consistency measured through Cronbach’s alpha. Pearson’s correlation coefficient intraclass between applications assessed ascertain Breastfeeding-Br reliability. construct validity evaluated exploratory factorial analysis. RESULTS: showed general alpha 0.849. test-retest analysis 0.483 0.645. domains among nine items Breastfeeding-Br: functional domain, including six items, cognitive three explaining 59.77% variance. CONCLUSION: considered adequate cultural context reliable valid women.