Gestational age
Item
gestational age > 34 weeks
boolean
C0017504 (UMLS CUI [1])
Post-natal age
Item
post-natal age < 10 days
boolean
C0001779 (UMLS CUI [1])
Hypoxemia | blood gas analysis oi measurement | mechanical ventilation fio2 administration of ino
Item
hypoxemia defined by: oxygenation index (oi) >15 (mean airway pressure x fraction of inspired oxygen x 100 /pao2) as drawn from two post-ductal arterial blood gas samples (in-dwelling arterial catheter) taken at least 15 minutes apart. or mechanically ventilated and with >75percent fio2 for >6 hours while on ino
boolean
C0700292 (UMLS CUI [1])
C0005800 (UMLS CUI [2,1])
C1278185 (UMLS CUI [2,2])
C0199470 (UMLS CUI [3,1])
C0428167 (UMLS CUI [3,2])
C1135443 (UMLS CUI [3,3])
Absent congenital heart disease | two-dimensional echocardiogram | clinical assessment
Item
absence of congenital heart disease based on a two-dimensional echocardiogram and/or clinical assessment
boolean
C0152021 (UMLS CUI [1,1])
C0332197 (UMLS CUI [1,2])
C0013516 (UMLS CUI [2,1])
C1705052 (UMLS CUI [2,2])
C4534461 (UMLS CUI [3])
Indwelling arterial catheter
Item
an in-dwelling arterial catheter to facilitate painless sampling
boolean
C0581447 (UMLS CUI [1,1])
C0439848 (UMLS CUI [1,2])
Administration of inhaled nitric oxide
Item
currently on ino or plan to start ino before enrollment
boolean
C1135443 (UMLS CUI [1])
Fatal non-cardiac congenital anomalies | diaphragmatic hernia
Item
lethal non-cardiac congenital anomalies including diaphragmatic hernia
boolean
C0000768 (UMLS CUI [1,1])
C1302234 (UMLS CUI [1,2])
C1518422 (UMLS CUI [1,3])
C0018787 (UMLS CUI [1,4])
C0019284 (UMLS CUI [2])
Bleeding | platelet count | other evidence of coagulopathy
Item
clinically apparent bleeding; thrombocytopenia <30,000 or other laboratory evidence of coagulopathy
boolean
C0019080 (UMLS CUI [1])
C0032181 (UMLS CUI [2])
C1458140 (UMLS CUI [3,1])
C0332120 (UMLS CUI [3,2])
C0005779 (UMLS CUI [3,3])
Extracorporeal membrane oxygenation
Item
currently on ecmo or plan to initiate ecmo within 2 hours of enrollment
boolean
C0015357 (UMLS CUI [1])