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Table 1 Patient characteristics

From: Postnatal relative adrenal insufficiency results in methylation of the glucocorticoid receptor gene in preterm infants: a retrospective cohort study

  Range Number Mean, SE   Range Number Mean, SE
Sex   M = 12   AS 0–24 13 12, 2.43
F = 7
GA 24w3d–28w2d   27w2d, 2d Gc circ 0–17.4 8 1.44, 0.91
BW 402–1226   825, 54.7 Gc CLD 0–38 3 2.32, 2.0
SD − 3.95–0.17   − 1.36, 0.31 Opi 0–7 13 3.37, 0.58
dSD − 2.3–0.97   − 0.61, 0.15 Bf 0.1–7.6 19 4.39, 0.48
Mv 1–60 19 32.4, 5.15 In 0–1.6 15 0.48, 0.10
Hc 30–84 19 57.4, 4.45 PDA   7  
  1. M male, F female, GA gestational age, BW birth weight (g), SD standard deviation of body weight, dSD change in SD scores between 0 and 2 months, Mv duration of mechanical ventilation with intra-tracheal intubation between 0 and 2 months after birth (days), Hc heel cut procedure for blood examination between 0 and 2 months after birth (times), AS antenatal steroid administration (mg), Gc circ glucocorticoid administration between 0 and 2 months after birth as a treatment for circulatory collapse (mg/kg prednisolone), Gc CLD glucocorticoid administration between 0 and 2 months after birth as a treatment for or prevention of CLD (mg/kg prednisolone), Opi opioid administration between 0 and 2 months after birth (mg fentanyl), Bf breast fed volume between 0 and 1 month after birth (mL/kg) (kg was calculated by birthweight + bodyweight at 2 months/2), In indomethacin administration for PDA closure (mg/kg), PDA underwent surgery to close a patent ductus arteriosus between 0 and 2 months after birth