Participants receiving telephone support were significantly more likely to continue any breastfeeding at 1month ( 76.2 versus 67.3 % ; odds ratio , OR1 .63 , 95 % confidence interval , 95 % CI 1.10-2 .41 ) and at 2months ( 58.6 versus 48.9 % ; OR1 .48 , 95 % CI 1.04-2 .10 ) , and to be exclusively breastfeeding at 1month ( 28.4 versus 16.9 % ; OR1 .89 , 95 % CI 1.24-2 .90 ) .