. Author manuscript; available in PMC: 2016 Aug 18.

Published in final edited form as: J Biomed Inform. 2015 Sep 12;58(Suppl):S171–S182. doi: 10.1016/j.jbi.2015.09.006

Table 3.

NLP techniques used to detect clinical evidence in various risk factors

Risk Factor	Indicator	Evidence type	Machine Learning			Rule	Dictionary
Risk Factor	Indicator	Evidence type	CRF	NB	ME	Rule	Dictionary

CAD	mention	NE	✓	–	–	✓	✓
	event	CF	✓	✓	✓	–	✓
	test	CF	✓	✓	✓	–	✓
	symptom	CF	✓	✓	✓	–	✓

DIABETES	mention	NE	✓	–	–	✓	✓
	AlC	CM	–	–	–	✓	–
	glucose	CM	–	–	–	✓	–

OBESE STATUS	mention	NE	✓	–	–	✓	✓
OBESE STATUS	BMI	CM	–	–	–	✓	–

HYPERLIMIDEMIA	mention	NE	✓	–	–	✓	✓
	high LDL	CM	–	–	–	✓	–
	high chol.	CM	–	–	–	✓	–

HYPERTENSION	mention	NE	✓	–	–	✓	✓
HYPERTENSION	high bp	CM	–	–	–	✓	–
MEDICATION	medication (+18)	NE	✓	–	–	✓	✓

SMOKER STUTUS	current	CF	–	✓	✓	–	✓
	ever	CF	–	✓	✓	–	✓
	never	CF	–	✓	✓	–	✓
	past	CF	–	✓	✓	–	✓

FAMILY HISTORY	present	CF	–	–	–	✓	✓

(where NE – Token-level Clinical Entity, CF – Sentence-level Clinical Fact, CM – Sentence-level Clinical Measurement)