Table 2.

Participants’ perceptions of the importance of resource factors with respect to general Web-based resources in a poststudy survey. Values are median ratings with interquartile range in parentheses, where 1 is not important at all and 5 is most important.

Resource factor	Wikipedia group, median (IQRa)	UpToDate group, median (IQR)	Textbook group, median (IQR)	P value
Search function	5.0 (1.0)	5.0 (0)	5.0 (0)	.06
Hyperlinks	4.0 (2.0)	4.0 (2.0)	4.0 (2.0)	.42
References	4.0 (1.0)	3.0 (2.0)	4.0 (2.0)	.44
Open access editing	2.0 (2.0)	2.0 (2.0)	2.0 (2.0)	.18
Expert editing	4.0 (1.0)	4.0 (1.0)	4.0 (1.0)	.82

^aIQR: interquartile range.