Table 2:

The performance of using various semantic type concept units.

Semantic Type	number of concept units	Case			Control
		Precision	Recall	F-Score	Precision	Recall	F-Score
Disease or Syndrome	6457	0.969±0.002	0.935±0.001	0.952±0.001	0.937±0.001	0.970±0.002	0.953±0.001
Finding	4191	0.918±0.001	0.637±0.002	0.752±0.001	0.722±0.001	0.944±0.001	0.818±0.001
Body Part, Organ, or Organ Component	3644	0.730±0.003	0.580±0.003	0.646±0.002	0.652±0.002	0.786±0.003	0.712±0.002
Therapeutic or Preventive Procedure	3190	0.845±0.002	0.466±0.002	0.601±0.002	0.632±0.001	0.915±0.002	0.747±0.001
Sign or Symptom	2191	0.682±0.007	0.376±0.004	0.484±0.004	0.569±0.002	0.825±0.006	0.674±0.003
Neoplastic Process	1452	0.598±0.004	0.366±0.014	0.454±0.012	0.543±0.003	0.754±0.007	0.631±0.002
Pathologic Function	1185	0.703±0.006	0.487±0.008	0.575±0.004	0.607±0.002	0.795±0.009	0.688±0.003
Diagnostic Procedure	1114	0.584±0.002	0.813±0.008	0.680±0.003	0.693±0.006	0.422±0.008	0.524±0.005
Injury or Poisoning	1036	0.719±0.011	0.257±0.016	0.379±0.017	0.548±0.003	0.899±0.011	0.681±0.003
Body Location or Region	838	0.682±0.001	0.706±0.002	0.694±0.001	0.696±0.001	0.671±0.002	0.683±0.001
Mental or Behavioral Dysfunction	731	0.562±0.000	0.595±0.001	0.578±0.001	0.570±0.001	0.537±0.001	0.553±0.001
others	4061	0.861±0.003	0.601±0.002	0.708±0.002	0.693±0.001	0.903±0.002	0.784±0.001