| GA | Gestational age |
| IVH | Intraventricular hemorrhage |
| KC | Kangaroo care |
| NICU | Neonatal intensive care unit |
| NIDCAP | Newborn Individualized Developmental Care and Assessment |
| PIPP-R | Premature Infant Pain Profile-Revised |
| GA | Gestational age |
| IVH | Intraventricular hemorrhage |
| KC | Kangaroo care |
| NICU | Neonatal intensive care unit |
| NIDCAP | Newborn Individualized Developmental Care and Assessment |
| PIPP-R | Premature Infant Pain Profile-Revised |