Table 1.

Text characteristics of documents

Document type and condition		Number of words	Number of vocabulary definitions	Number of sentences	Grade level (Flesch-Kincaid)
Clinical trial
	Original	108	NAa	6	14.1
	Dictionary	b	12	b	b
	Vocabulary	b	12	b
	Coherent	394	NAa	18	13.8
Visit Notes
	Original	326		43	9.5
	Dictionary	b		b
	Vocabulary	b	12	b
	Coherent	1219		66	11.3

^a Not applicable.

^b Dictionary- and Vocabulary-enhanced versions had the same number of words and same Flesch-Kincaid Grade Readability Level and sentences as the original versions.