The results were also largely unchanged in analyses controlling for individual site differences and suggest that a single intervention site did not drive the results. (jech.bmj.com)
Intervention sites received training on postpartum depression screening and diagnosis using the Edinburgh Postnatal Depression Scale (EPDS) and the nine - item Patient Health Questionnaire PHQ - 9, as well as training and practice of nursing telephone calls. (ebmh.bmj.com)
There were 2 intervention sites for this study, Rutgers University and Washington University in St Louis, and a separate data and coordinating center at Stanford University, where data were collected and analyzed. (jamanetwork.com)