In a cluster randomised controlled trial in Cape Town townships , neighbourhoods were randomised within matched pairs to @ ) the control , healthcare at clinics ( n = @ neighbourhoods ; n = @ women ) , or @ ) a home visiting intervention by CBW trained in cognitive-behavioural strategies to address health risks ( by the Philani Maternal , Child Health and Nutrition Programme ) , in addition to clinic care ( n = @ neighbourhoods ; n = @ women ) .