64 Chapter 3 Results Inclusion/drop-out flow chart * The infant was born at 24 weeks gestational age and deceased in the third week of life. Reason of death was a progressive PHVD, combined with a NEC stage IIA and severe pulmonary interstitial emphysema. ** All 86 participants were included in the analyses presented in the study. 6 infants discontinued study participation before term age (study burden to high (n=5), unresponsive to term age follow-up invite), but permission was given to continue data collection from the file and blood draws were done before study discontinuation.
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