aMedian value (interquartile range). bMedian % of samples with detected concentration of marker (95% CI). cP-values obtained from Wilcoxon signed-rank test between timepoints.
Proportionate cause-specific mortality rate in terms of timing of death in infants born between 23 and 26 weeks’ gestation in 2001–2005 (Period I) and 2006–2011 (Period II).
Women who underwent induction of labor (IOL) (n = 3772) grouped according to BMI (G1-G4). Data are presented as numbers (%) or mean (standard deviation [SD]). P-values <0.05 were considered statistica