variables	definitions
planned pregnancy	defined as the level of readiness of planning for parenthood, divided into prepared, unprepared and fully prepared
pregnancy complications	defined as pregnancy combined with surgical disease
maternal lactation experiences	Maternal lactation behavior during hospitalization, including number of removing the breast milk by hand per day, time of each removing the breast milk by hand, methods of removing breast milk during the period of maternal and infant separation
exclusive breastfeeding	the infant receives only breast milk. no other liquids or solids are given – not even water – with the exception of oral rehydration solution, or drops/syrups of vitamins, minerals or medicines.
partial breastfeeding	you breastfeed for some feedings and supplement with formula for others
formula	liquid food mixture that is fed to babies instead of mother ‘s milk.
breastfeeding duration	breastfeeding duration was calculated using information provided by mothers. Women who were identified as having ever breastfed, not presently breastfeeding, never breastfed, inconsistent, or didn’t know were removed from the variable.