Table 1. Sensitivity, specificity, and accuracy of urban blight algorithm.

Model 1
	Urban blight = 1	Urban blight = 0	PPV (Sensitivity)	91%
Pred(Urban blight = 1)	210,413	43,701	NPV (Specificity)	55%
Pred(Urban blight = 0)	20,718	54,211	ACC (Accuracy)	80%
Model 2
	Urban blight = 1	Urban blight = 0	PPV (Sensitivity)	90%
Pred(Urban blight = 1)	208,947	42,172	NPV (Specificity)	57%
Pred(Urban blight = 0)	22,184	55,740	ACC (Accuracy)	80%
Model 3
	Urban blight = 1	Urban blight = 0	PPV (Sensitivity)	90%
Pred(Urban blight = 1)	208,213	23,884	NPV (Specificity)	76%
Pred(Urban blight = 0)	22,918	74,028	ACC (Accuracy)	86%