Centre for Maternal & Child Health Research, School of Health Sciences, City University of London, London, England (Dr Leister); School of Nursing, University of São Paulo, São Paulo, Brazil (Ms Teixeira and Drs Gouveia and Riesco); and Department of Midwifery, School of Arts, Sciences and Humanities, University of São Paulo, São Paulo, Brazil (Mr Mascarenhas and Dr Caroci-Becker).
Correspondence: Victor Hugo Alves Mascarenhas, RNM, Department of Midwifery, School of Arts, Sciences and Humanities, University of São Paulo, R. Arlindo Béttio, 1000, CEP 03828-000, São Paulo, SP, Brazil ([email protected]).
The research was funded by the Coordination for the Improvement of Higher Education Personnel (CAPES) and supported by the University of São Paulo, Brazil.
We thank the Casa Angela Birth Centre staff, especially Caroline Iguchi, Gisele Lopes, and Pamela Nakazone.
Dr Leister, Dr Riesco, and Ms Teixeira were involved in the initial conception of the study. Dr Leister and Dr Riesco analyzed the data. All authors interpreted and discussed the data. All authors reviewed, revised, and edited the article. All authors read and approved the final version of the article submitted for publication.
The authors have disclosed that they have no significant relationships with, or financial interest in, any commercial companies pertaining to this article.
