Determining What to Study - Evaluation Methods in Biomedical Informatics - page 78

or meddling in the evaluation sites, and monitor progress of the studies.
Such a group can satisfy the need for a multidisciplinary advisory group and
help to ensure the credibility of the study findings.
Answers to Self-Test 3.1
1. Problem impact
2. Usability test
3. Need assessment
4. Design validation
5. Field function
6. Design validation and needs assessment
7. Usability laboratory function
8. Field user effect
9. Problem impact.
References
1. Eccles M, McColl E, Steen N, Rousseau N, Grimshaw J, Parkin D, Purves I.
Effect of computerized evidence based guidelines on management of asthma
and angina in adults in primary care: cluster randomised controlled trial. BMJ
2002 Oct 26;325(7370):941-948.
2. Murray MD, Harris LE, Overhage JM, Zhou XH, Eckert GJ, Smith FE,
Buchanan NN, Wolinsky FD, McDonald CJ, Tierney WM. Failure of computer-
ized treatment suggestions to improve health outcomes of outpatients with
uncomplicated hypertension: results of a randomized controlled trial. Pharma-
cotherapy 2004 Mar;24(3):324-337.
3. Heathfield HA, Wyatt J. Philosophies for the design and development of clini-
cal decision-support systems. Methods Inf Med 1993;32:1-8.
4. Wyatt JC. Clinical data systems, Part III: Developing and evaluating clinical data
systems. Lancet 1994;344:1682-1688.
5. Smith MF. Prototypically topical: software prototyping and delivery of health
care information systems. Br J Health Care Comput 1993;10(6):25-27.
6. Smith MF. Software Prototyping . London: McGraw-Hill, 1991.
7. Sommerville I. Software Engineering . Reading, MA: Addison Wesley; 2002.
8. Fox J. Decision support systems as safety-critical components: towards a safety
culture for medical informatics. Methods Inf Med 1993;32:345-348.
9. Staggers N, Kobus D. Comparing response time, errors, and satisfaction between
text-based and graphical user interfaces during nursing order tasks. J Am Med
Inform Assoc 2000 Mar-Apr;7(2):164-176.
10. Demiris G, Speedie S, Finkelstein S. A questionnaire for the assessment of
patients' impressions of the risks and benefits of home telecare. J Telemed Tele-
care 2000;6(5):278-84.
11. Nielsen J. Card sorting. Available at: http://www.useit.com. Accessed, June 24,
2005.
12. Nielsen J, Landauer TK. A mathematical model of the finding of usability prob-
lems. In: Proceedings of the ACM INTERCHI'93 Conference , Amsterdam , The
Netherlands , 24 - 29 April 1993 . 206-213.