Fig. 2

Subgroup analysis of the association between antenatal corticosteroids and surfactant and/or IMV within 72 h of life among infants born to mothers with hypertensive disorders of pregnancy. ACS, antenatal corticosteroids; No./total No., number and total number; OR, odds ratio; CI, confidence interval. ^aAdjusted for GA, infant gender, SGA, multiple birth, gestational diabetes mellitus, premature rupture of membranes, prenatal visit, cesarean section, chorioamnionitis, inborn, magnesium sulfate and hospital site. When compared in gestational diabetes mellitus, multiple birth, gestational age infant gender and SGA groups, other confounders were adjusted