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Table 1 Questionnaire

From: Does Medical Students' Preference of Test Format (Computer-based vs. Paper-based) have an Influence on Performance?

  Mean StdDev Mean StdDev Pr > |t|
  computer-based examination format (n = 36) paper-based examination format (n = 62)  
1) The usability of the examination was easy. 4.556 0.843 4.667 0.636 0.5004
2) The examination was clear and easily understandable. 4.361 1.073 4.000 1.118 0.1240
3) Additional mental effort was required due to the chosen examination format. 2.306 1.390 1.123 0.381 <.0001
4) I found it useful to take the examination in the chosen format, because it increased efficacy in this situation. 2.972 0.941 4.375 0.822 <.0001
5) I was anxious before the examination. 3.556 1.054 3.789 1.048 0.2995
6) After a few questions, my anxiety at the beginning of the examination was gone. 3.528 1.055 3.211 1.264 0.1949
7) If I had a choice, I would take future examinations more often in the chosen format. 3.722 1.111 4.596 0.593 <.0001
8) Expected scoring in examination 18.72 2.387 17.15 3.664 0.0218
9) CBE: If I would have chosen PBE I suppose my results would have been (better/equal/worse). PBE: If I would have chosen CBE I suppose my results would have been (better/equal/worse). 0.086 0.284 -0.452 0.563 <.0001
10) In how many CBEs did you participate so far? 2.250 1.180 2.500 1.059 0.3016
11) It is an advantage of CBE that there is the possibility to change my answers during the examination. 4.371 0.770 3.344 1.263 <.0001
12) It is important for me to have the possibility to change my answers during the examination. 4.200 0.933 2.900 1.231 <.0001
13) I found it useful to take this examination in CBE-format because it prepared me for further upcoming CBEs. (only CBE) 3.657 1.259 - - -
14) The CBE itself was in total better than I expected it to be. (only CBE) 3.417 1.025 - - -
15) There were no technical problems in the CBE. (only CBE) 4.722 0.615 - - -
16) I was satisfied with the graphical user interface. (only CBE) 4.714 0.667 - - -
17) Reason for preference (open question) - - - - -
18) suggestions for improvement (open question) - - - - -
19) I decline CBE in general. (only PBE) - - 2.491 1.269 -
  1. items 1-7 and 11-17: Likert scale with scoring from 'I completely agree' (5) to 'I do not agree at all' (1), items 8 and 10: numerical scale, item 9: +1 (better), 0 (equal), -1 (worse), items 18 and 19: open question. For statistical evaluation a t-test with Satterthwaite-correction for unequal variances was conducted.