Development and Feasibility Study of a Post-discharge Neurodevelopmental Supportive Care Intervention for Caregivers of Preterm Infants

INTERVENTION: Control group:Routine discharge education and post‐discharge follow‐up care Routine discharge health education and post‐discharge follow‐up;Intervention group:On the basis of the control group, the intervention was delivered using the preliminarily developed 'Comple XIntervention for Post‐Discharge Neurodevelopmental Supportive Care for Preterm Infants'; CONDITION: Premature infant. PRIMARY OUTCOME: Family nurturing environment for preterm infants; SECONDARY OUTCOME: Aregiving competence of preterm infant caregivers;Parenting confidence of preterm infant caregivers;Social support level for preterm infant caregivers;Neurodevelopmental level of preterm infants; INCLUSION CRITERIA: 1. Premature infants: Gestational age at birth 28 to 36+6 weeks, birth weight less than 2500 grams; 2. Primary caregivers for premature infants: Possessing good communication and expression skills, aged over 18 and under 70 years old; 3. Agree to participate in this study and sign the informed consent form.