| Aspect | Level 4 Nicu | Level 3 Nicu |
|---|
| Patient acuity | Highest acuity, complex cases | Moderate acuity, less complex cases |
| Staffing requirements | Specialized staff, higher nurse-to-patient ratio | Less specialized, lower nurse-to-patient ratio |
| Credentials | RN with Neonatal Resuscitation Program (NRP) and additional certifications | RN with NRP certification |
| Work environment | Intensive care setting with advanced equipment | Special care setting with standard neonatal equipment |
Level 4 Nicu units handle the most critically ill newborns, requiring advanced skills and equipment, whereas Level 3 Nicu units care for less complex neonatal cases. The main differences lie in patient acuity, staffing, and required credentials, with Level 4 units demanding higher specialization and resources.