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. Author manuscript; available in PMC: 2012 Aug 1.
Published in final edited form as: J Pediatr. 2011 Apr 2;159(2):192–198.e3. doi: 10.1016/j.jpeds.2011.02.015

Figure 1.

Figure 1

Study cohort derived from ECMO cases recorded in the ELSO database between 1986 and 2006. A total of 21,218 neonatal pulmonary ECMO cases were identified after ECMO runs initiated for cardiac conditions and post cardiac surgeries were excluded. Inclusion criteria was GA >= 34 weeks and <43 weeks. Exclusion criteria included infants with major congenital disorders including congenital diaphragmatic hernias, cardiac defects, chromosomal/genetic abnormalities, missing GA, mismatched GA and birth weight.