1. Construct intelligent management intervention plan for parents of preterm infants from hospital to family based on the medical and health system suitable for China's national conditions. 2. Clinical randomized controlled trials were conducted to verify and evaluate the feasibility and application effect of the intervention program.
Inclusion criteria for premature infants ① gestational age < 37 weeks；② Premature infants admitted to NICU；③ The duration of hospitalization is more than 5 days.
Inclusion and
Exclusion criteria for preterm infants ① intrauterine developmental retardation of preterm infants. ② Preterm infants with a history of major surgery. ③ Unplanned discharge, transfer, transfer or death of premature infants.
Exclusion criteria for primary caregivers of preterm infants ① There are recent major mental trauma injuries caused by non-hospitalization factors. ② the caregiver suffers from serious diseases of the heart, brain, lung, kidney and other organs. 3. Shedding criteria: Caregivers who voluntarily asked to withdraw for various reasons during the study.