Utility of the oxygenation index in management of congenital diaphragmatic hernia: a report from a Thai University Surgical Centre.

Background: Oxygenation index (OI) is associated with severity of newborn pulmonary hypertension (PH) in congenital diaphragmatic hernia (CDH). Higher OI may indicate worst degree(s) of PH.

Objectives: This study reports OI dynamic(s) over the first 72 h of life and its correlation with (1) perioperative morbidity and (2) CDH mortality.