“…The study reported here is part of a critical realist mixed method multilevel study that seeks to identify and explain complex perinatal contextual social and psychosocial mechanisms that may influence the developmental origins of health and disease with a focus on the role of postnatal depression . The main study used various qualitative and quantitative methods, including emergent qualitative analysis , 2015, non-linear principal component (Eastwood, Jalaludin, Kemp, Phung, Barnett, & Tobin, 2012) and exploratory factor analysis (Eastwood, Jalaludin, Kemp, & Phung, 2014b), visualization and cluster analysis (Eastwood, Jalaludin, Kemp, Phung, & Adusumilli, 2013), and Bayesian ecological and multilevel exploratory spatial analysis , 2014aEastwood, Jalaludin, Kemp, Phung, & Barnett, 2013).…”