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Table 1 Demographic and obstetric characteristics of the 75 women included in the study.

From: Predicting lung maturity in preterm rupture of membranes via lamellar bodies count from a vaginal pool: a cohort study

Mean maternal age, years (SD) 30.5 (6.3)
Mean parity (SD) 2 (1.7)
Singleton (%) 57 (76)
Twins gestation (%) 18 (24)
Number of women with gestational diabetes (%) 6 (8)
Mean gestational age at rupture of membranes, weeks (SD) 33.9 (2.5)
Mean gestational age at delivery, weeks (SD) 34 (2.5)
Presentation at delivery  
   Vertex (%) 68 (91)
   Non-vertex (%) 7 (9)
Mode of delivery  
   Vaginal (%) 65 (87)
   Cesarean (%) 10 (13)