Figure captions
Figure 1. Distribution of gestational age at delivery
VP: vaginal progesterone
Supporting information, Table 1. Neonatal outcomes of the 30 liveborn infants
Data are presented as the number (%) or median (range)
VP, vaginal progesterone; NICU, neonatal intensive care unit; RDS, respiratory distress syndrome; CLD, chronic lung disease; NEC, necrotizing enterocolitis; IVH, intraventricular hemorrhage; PVL, periventricular leukomalacia; DQ, developmental quotient; CP, cerebral palsy;
N.S., not significant