. Author manuscript; available in PMC: 2011 Feb 1.

Published in final edited form as: J Biomed Inform. 2009 Jun 26;43(1):41–50. doi: 10.1016/j.jbi.2009.06.001

Table 4.

Average ranking of features of a generic analytical tool

Overall rank^*	Description
2.22	Modeling paradigm is intuitive even for a non-expert
3.61	Training time required to master the tool is short
5.06	Graphical representation of the problem
5.06	Presence of features which facilitate collaboration of an informaticist/clinician with a professional database analyst
5.22	Query time is short
5.35	Tools incorporate an established technology standard or syntax
5.56	Technology offers direct access data as they are physically stored in the data warehouse
6.06	Technology supports iterative working cycle of a project team (extending previous results and analyses)
8.22	Affordable purchase price for the software
n/a	Other: support for time based structures

Smaller number indicates higher importance. Only one subject entered an additional free-text feature (exact rank calculation was not possible).