Sample selection criteria
breast milk, neurological disease
NEUROLOGICAL DISEASE
Preterm infants who were born between 28 and 36 gestational weeks determined according to the time of mothers' last menstruation and obstetric evaluation results, had low birth weight (weighed between 1000 and 2500 g) during the research, had stable vital signs and could consume 75% of the total protein and energy through an orogastric (OG) tube, were fed with breast milk and eoprotein, did not use muscle relaxants, analgesics, sedatives or inotropic drugs, did not have a severe neurological disease and breathed spontaneously were included in the study. KMC was applied by non-smoking mothers volunteering to take part in the research.