Table 1 Outcome and definitions
Categories | Source of data | Implementation process control | Definitions | |
|---|---|---|---|---|
Primary outcomes | Proportion of MOM feeding of premature infants during NICU hospitalization [23] | Online database | Continuous data entry of each unit regular data export for statistics | Calculated to determine the relative amount of MOM and total milk (human milk+formula, TM) taken by each infant during NICU hospitalization [mLsMOM/mLsTM]*100 |
Secondary outcomes | Time (h) of first mother’s own milk and proportion of mother’s own milk (%) | Online database | Continuous data entry of each unit regular data export for statistics | Time after birth to the first MOM and proportion of the first MOM to the total milk |
Duration of parenteral nutrition (d) | Online database | Duration of total parenteral nutrition required for complete fasting in preterm infants | ||
Time to full enteral gastrointestinal feeding (d) | Online database | Full enteral gastrointestinal feeding is defined as no longer in need of parenteral nutrition or fluid | ||
Hospitalization time and cost | Online database | Hospitalization time is the time in the NICU, and hospitalization cost is the total cost during the hospital stay | ||
Incidence of complications (NEC, BPD, LOS, and ROP )[24] | Online database | Incidence of common complications in preterm infants, such as necrotizing enterocolitis (NEC), bronchopulmonary dysplasia (BPD), late-onset sepsis (LOS), and retinopathy of prematurity (ROP) | ||