The report details a study which was conducted by teams from Leicester, Nottingham and Sheffield universities and involved following more than 2,000 women following childbirth.
All participants came from 101 primary care teams in the trent area of England and they were monitored for a period of 18 months.
1,500 of the women received support from a health visitor who had recently received additional training and 767 of the women received care from a normal health care visitor.
All participants had shown no warning signs of depression six weeks after the birth of their child which was when the study began.
Results showed that the participants who had received care from a health care visitor with additional mental health training stood a 30% reduced...