Table 3.

Yield of concept classes by document type

	Annotated Concepts per Document (# concepts)
Document type	Clinical Documents	Diagnoses	Signs and Symptoms	Procedures	Medications
Ancillary Services	98	0.1 (12)	0.1 (12)	0.04 (4)	0.09 (9)
Emergency Note	24	0.7 (17)	2.2 (53)	0.2 (4)	0.7 (16)
Peri-procedure	19	0.3 (6)	0.9 (18)	0.2 (3)	0.1 (2)
Primary Care	127	1.4 (172)	2.0 (251)	1.6 (204)	0.7 (92)
Specialty Clinic	47	0.8 (37)	1.2 (57)	0.5 (22)	0.9 (41)
GI Clinic	10	2.1 (21)	3.6 (36)	1.7 (17)	2.8 (10)
Other Specialty Clinic	37	0.4 (16)	0.6 (21)	0.1 (5)	0.4 (13)