Daily information recorder form as primary outcome
A daily information form was used for the daily recording of the time spent on the pump, frequency of using the pump, time spent skin-to-skin with the infant (kangaroo care), frequency of liquids consumed based on the number of glasses per day, consumption of foods with milk-enhancing properties such as lettuce, basil leaves, dill, fenugreek, carrot juice, spinach, sesame, fennel, the type and amount of any serums injected into the infant and volume of pumped milk at the end of each day. All adult participants entered the information manually and daily during the period of 7 days into the daily information recorder form. The daily data in relation to serum therapy was recorded by the researcher.