Factors that influence the scale up of new interventions in low-income settings: a qualitative case study of the introduction of chlorhexidine cleansing of the umbilical cord in Bangladesh

There is a well-recognized need for empirical study of processes and factors that influence scale up of evidence-based interventions in low-income countries to address the 'know-do' gap. We undertook a qualitative case study of the scale up of chlorhexidine cleansing of the umbilical cord (CHX) in Bangladesh to identify and compare facilitators and barriers for the institutionalization and expansion stages of scale up. Data collection and analysis for this case study were informed by the Consolidated Framework for Implementation Research (CFIR) and the WHO/ExpandNet model of scale up. At the national level, we interviewed 20 stakeholders involved in CHX policy or implementation. At the district level, we conducted interviews with 31 facility-based healthcare providers in five districts and focus group…