Severe hypoglycaemia n = 227 No severe hypoglycaemia n = 19875
p-value
Maternal age 31.54 (5.38) 31.10 (5.39) 0.22
Body mass index 29.49 (7.10) 25.58 (5.55) <0.001
Nulliparity 126 (55.5) 8786 (44.2) <0.001
Previous preterm delivery 9 (4.0) 770 (3.9) 0.94
Smoking 18 (7.9) 1770 (8.9) 0.60
Ethnicity Caucasian Others 205 (90.30) 22 (9.70) 18,004 (90.58) 1,868 (9.42)
0.99
Hypertensive disorders of pregnancy 21 (9.3) 532 (2.7) <0.001
Essential hypertension 13 (5.7) 581 (2.9) 0.01
Diabetes type 1 or type 2 21 (9.3) 72 (0.4) <0.001
Gestational diabetes 39 (17.2) 1146 (5.8) <0.001
ACS exposure 23 (10.1) 307 (1.82) <0.001
Gestational age at ACS administration (days) 243.74 (24.07) 237.09 (26.33) <0.001
Corticosteroid-to-birth interval (days) 20.35 (27.52) 31.30 (30.63) <0.001
Gestational age at delivery (days) 276.30 (11.25) 280.21 (8.48) <0.001
Birthweight centile 63.15 (34.79) 62.14 (27.81) 0.59
Birthweight <10th centile 28 (12.33) 858 (4.32) <0.001
Planned caesarean delivery 30 (13.2) 1989 (10.0) 0.11