The Department of Defense (DoD) developed the first ICD code sets for use in biosurveillance as part of its Global Emerging Infections System (DoD-GEIS). The ESSENCE biosurveillance system9 uses these code sets (DoD-GEIS, 2005) to aggregate ambulatory visits at DoD outpatient clinics into seven syndromes (Table 23.8). A number of researchers and system developers have used these code sets, table 23.8 The Seven ESSENCE ICD Code Sets
Code Set Number of ICD Codes in Set table 23.8 The Seven ESSENCE ICD Code Sets
Code Set Number of ICD Codes in Set
Was this article helpful?