Abstract #265 Table 1
Parameter Postnatal day 1 3 7 14 21 28
Exploratory dataset for grid search
Sensitivity 0.764 0.740 0.730 0.755 0.691 0.710
Specificity 0.741 0.742 0.750 0.738 0.807 0.831
Positive Predictive Value 0.750 0.720 0.720 0.717 0.755 0.793
Negative Predictive Value 0.755 0.761 0.759 0.774 0.751 0.759
Accuracy 0.752 0.741 0.741 0.746 0.753 0.774
Validation dataset
Sensitivity 0.805 0.825 0.833 0.884 0.810 0.744
Specificity 0.641 0.675 0.800 0.700 0.800 0.800
Positive Predictive Value 0.702 0.717 0.814 0.760 0.810 0.800
Negative Predictive Value 0.758 0.794 0.821 0.848 0.800 0.744
Accuracy 0.725 0.750 0.817 0.795 0.805 0.771

  • Performance of the NICHD Neonatal BPD Outcome Estimator using combined scores from the severe and death categories with a cutoff number of 21, above which predictive of a severe (positive) disease outcome and below which predictive or a non-severe (negative) disease outcome.