Criterion validation for task-oriented questions | |||||
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In the... | ...the task-oriented questions about... | ...correlates to... | ...in number of questions: | Median correlation coefficient (range) | |
Frequency of EMR use: individual tasks vs. general information retrieval | |||||
1 | test-retest study | frequency of EMR use (B1-1 to B1-24) | question B2-2: ``All considered, how often do you use the EMR as an information source in the daily clinical work? (never-always)'' | 12 of 24 (50%) and 9 of 12* (75%) | 0.516 (0.308 – 0.675) |
Task performance vs. overall work performance | |||||
2 | local study | task performance (F1-F19) | question G1a ``The performance of our department's work has become... (significantly more difficult - significantly easier)'' | 17 of 19 (89%) | 0.513 (0.286 – 0.684) |
3 | test-retest study | task performance (C1-C24) | question E3a: ``The performance of our department's work has become... (significantly more difficult - significantly easier)'' | 20 of 24 (83%) | 0.427 (0.329 – 0,662) |
4 | test-retest study | task performance (C1-C24) | question E3b: ``The performance of my own tasks has become... (significantly more difficult - significantly easier)'' | 21 of 24 (88%) | 0.435 (0.291 – 0.689) |
Task performance vs. user satisfaction | |||||
5 | local study | task performance (F1-F19) | the End user Computer Satisfaction measure | 13 of 19 (68%) | 0.483 (0.273 – 0.592) |
6 | test-retest study | task performance (C1-C24) | the End user Computer Satisfaction measure | 15 of 24 (63%) | 0.458 (0.328–0.682) |
7 | local study | task performance (F1-F19) | The Short Global User Satisfaction measure | 16 of 19 (84%) | 0.512 (0.332 – 0.686) |
8 | test-retest study | task performance (C1-C24) | The Short Global User Satisfaction measure | 20 of 24 (83%) | 0.445 (0.348 – 0.711) |