The Effect of PIOMI and Chronobiological Nutrition on Readiness for Feeding, Full Transition to Oral Feeding and Body Weight

Inclusion Criteria: * Preterm infants with a postnatal age of 29-33 weeks, * Whose vital signs and clinical condition have been stable for at least 24 hours, * Whose APGAR score at 1 and 5 minutes (Activity-Pulse-Grimace-Appearance-Respiration) is 4 or higher. Exclusion Criteria: * Infants with major congenital anomalies (such as congenital heart disease, cleft palate, cleft lip) or birth trauma, * Infants with RDS, * Infants diagnosed with asphyxia, * Infants with intraventricular hemorrhage, * Infants with Neonatal Withdrawal Syndrome, * Infants with Fetal Alcohol Syndrome, * Infants included in the study group who develop any complications or whose stable condition deteriorates during the follow-up period, * Infants with feeding intolerance or who are interrupted from feeding for more than 48 hours, * Infants who develop sepsis, * Infants who develop necrotizing enterocolitis, * Infants receiving mechanical ventilation support, * Infants who receive narcotic analgesia or sedation,