Mixed milk feeding: a systematic review and meta-analysis of its prevalence and drivers

Context Extensive literature is available on exclusive breastfeeding and formula-feeding practices and health effects. In contrast, limited and unstructured literature exists on mixed milk feeding (MMF), here defined as the combination of breastfeeding and formula feeding during the same period in term infants > 72 hours old (inclusion criterion). Objective A systematic review and meta-analysis were performed, following the Preferred...