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Table 4 Performance of the lamellar bodies count to predict the absence of clinical respiratory distress syndrome among women between 32 to 34 weeks of gestation

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

  Sensitivity Specificity PPV* NPV†
LBC ≥ 28000 91.7% 100% 100% 16.7%
LBC ≤ 16000 100% 60% 86% 0%
  1. *PPV = positive predictive value
  2. †NPV = negative predictive value