Proportions of infant and mother characteristics and clinical practices in exclusive and non-exclusive breastfeeding groups.

* = p < 0,05, ** = p< 0,01, *** = p< 0,001, **** = p< 0,0001. BF = breastfeeding, excl. = exclusive, n/N = number of infants or mothers with the characteristic/number of responses, NS = Non-significant, pp = postpartum, SGA = Small for gestational age.