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. Author manuscript; available in PMC: 2023 Mar 10.
Published in final edited form as: Pediatr Res. 2022 Jun 20;93(3):701–707. doi: 10.1038/s41390-022-02160-2

Table 1:

Characteristics of the patient cohort

Patient characteristics n (%)
n=821
Birth weight, median g (IQR) 810 (670, 950)
Small for gestational age 118 (14%)
Gestational age, median (IQR) 26 (25, 27)
 24 weeks 189 (23%)
 25 weeks 210 (26%)
 26 weeks 200 (24%)
 27 weeks 222 (27%)
Female sex 396 (48%)
Race
 Black 219 (26%)
 White 546 (67%)
 Other 52 (7%)
Antenatal steroids given 745 (91%)
Delivery room intubation 653 (80%)
Chorioamnionitis 102 (12%)
Surfactant on day of birth 577 (70%)
Caffeine on day of birth 561 (68%)