BMC Bioinformatics

Table 1 Topics extracted from our corpus using a plain LDA model

From: Redundancy in electronic health record corpora: analysis, impact on text mining performance and mitigation strategies

Topic 1	renal	ckd	cr	kidney	appt	lasix	disease	anemia	pth	iv
Topic 2	htn	lisinopril	hctz	bp	lipitor	asa	date	amlodipine	ldl	hpl
Topic 3	pulm	pulmonary	ct	chest	copd	lung	pfts	sob	cough	pna

Words are ranked by their significance in the topic (i.e., in the first topic the most important word is “renal”). The first topic includes words pertaining to renal disease, the second to hypertension and the third to symptoms and treatments related to the pulmonary system.

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ISSN: 1471-2105

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