Age

2–7

Sex

ALL

Healthy volunteers

Accepted

Premature birth for Premature groups
UVA NICU admission prior to 2 days of life
Birth weight less than 1500 grams for premature groups
Premature AKI Study group: Acute Kidney Injury as defined by KDIGO modified criteria during NICU stay at UVA
Premature no AKI Control group: No AKI during NICU stay
Term no AKI Control group: No AKI and born at term
Parental or legal guardian consent obtained

Follow-up of AKI in Neonates During Childhood Years