SLIT2 and preterm premature rupture of the membranes: For the SLIT2 region, the effects were similar for infants born after PPROM (rs116461311, OR = 3.5, p = 3.0 × 10−5) and for those born after spontaneous onset of labor with intact fetal membranes (rs116461311, OR = 3.6, p = 1.3 × 10−5).