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Table 1 Demographic data

From: Comparison of sonographic fetal weight estimation formulas in patients with preterm premature rupture of membranes

Variable
 Maternal age, years (mean ± SD) 32.2 ± 5.5
 Parity, n (median [range]) 1 [0–9]
 Gestational age at admission, weeks (mean ± SD) 26.8 ± 2.4
 Gestational age at delivery, weeks (mean ± SD) 28.2 ± 2.6
 Sonogram to delivery interval, days (median [range]) 3 [0–14]
 Birth weight, grams (mean ± SD) 1154 ± 418
 Oligohydramnios (MVP < 2 cm), n(%) 279 (49.4)
 Male neonates, n(%) 317 (56.1)
  1. SD Standard deviation, MVP Mean vertical pocket