Reliability and validity of the reduced Spanish version of the Prenatal Breastfeeding Self‐Efficacy Scale

Breastfeeding self‐efficacy is a relevant predictor of exclusive breastfeeding during the first six months of life. The Prenatal Breastfeeding Self‐Efficacy Scale (PBSES) is a 20‐item tool developed to determine breastfeeding self‐efficacy during pregnancy. Our study aimed to assess the structural validity and psychometric characteristics of the PBSES and to explore item reduction according to the statistical criteria for parsimony and...