Table 5.

Diagnostic performance characteristics of ICD-9-CM codes for ARF-D at three Boston-area teaching hospitals in 2004

BWH(n = 100)MGH(n = 100)CSEMC(n = 100)Combined(n = 300)
Sensitivity (%)94.086.790.690.4
Specificity (%)94.091.595.793.8
PPV (%)94.092.096.094.0
NPV (%)94.086.090.090.0