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Table 4 Mean number and standard deviations of ductal orifice number related to infants’ sex and left or right breast

From: In vivo assessment of number of milk duct orifices in lactating women and association with parameters in the mother and the infant

  Male infants Female infants p
Left nipples 3.8 ± 1.7 3.8 ± 1.6 n.s.
Right nipples 4.2 ± 1.7 3.5 ± 1.4 0.030