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. 2012 Jul 17;3:230. doi: 10.3389/fpsyg.2012.00230
Average rating Prevalence
Average rating Annoyance
Percent responses in each rating category (0–4 scale) Percent responses in each rating category (0–3)

Principle Item 0 1 2 3 4 0 1 2 3
DID ANY OF  THE PRESENTATIONS FAIL TO CONVEY A MEANINGFUL MESSAGE BECAUSE
R There was no main point 1.039 28.8 48.3 14.6 5.4 2.4 1.170 32.7 28.8 17.6 15.6
R The main point was obscured by lots of irrelevant detail 1.363 14.6 52.2 19.0 9.3 4.4 1.340 20.0 37.1 25.4 13.7
R Not enough information was provided to support the main point 1.201 21.5 50.2 15.6 10.7 1.5 1.274 22.9 36.1 24.9 12.2
DID THE SPEAKER EVER FAIL TO CONNECT WITH THE AUDIENCE BECAUSE HE OR SHE
A Was talking about a topic that the audience did not care about 1.146 23.4 52.7 12.2 9.3 2.4 1.162 29.8 36.6 15.1 15.1
R Did not explain the importance of the topic 1.063 29.8 45.4 14.6 9.3 1.0 1.046 27.3 42.4 20.0 5.9
A Assumed the audience knew more than it did 1.205 26.3 43.9 15.6 11.2 2.9 1.015 34.6 34.1 20.5 7.8
A Assumed the audience knew less than it did 1.166 25.9 48.3 12.7 9.8 3.4 1.096 32.2 31.7 23.9 8.8
A Used too much jargon 1.249 22.9 48.3 12.7 13.2 2.9 1.060 28.3 40.0 24.4 4.9
A Went through the presentation too fast 0.902 38.0 44.9 7.8 7.3 2.0 0.864 42.9 29.3 20.0 4.9
A Went through the presentation too slowly 1.265 22.4 46.3 16.1 11.2 3.4 1.262 24.9 31.7 27.3 11.2
WERE ANY OF  THE PRESENTATIONS HARD TO FOLLOW BECAUSE THE SPEAKER
L Did not follow a clear narrative structure (with a beginning, middle, and end) 0.985 29.8 52.7 6.8 7.8 2.0 0.865 32.2 45.4 12.7 3.4
A Did not provide an overview of the talk in the introduction 0.995 33.2 46.8 8.8 8.3 2.4 0.788 41.0 35.1 15.1 2.9
S Did not use his/her slides to provide direction to the talk 1.064 28.8 48.8 12.2 6.3 3.4 0.883 35.6 40.0 15.6 4.4
L Did not use his/her slides to illustrate complex or critical information 1.044 28.8 50.2 10.7 6.8 2.9 0.953 32.2 39.5 17.1 5.4
S Did not use a pointer or otherwise direct audience attention to important details on the slides 1.279 28.3 43.9 8.3 9.3 9.8 0.680 48.3 32.7 9.3 4.4
L Did not provide a summary of his/her key points at the end 1.143 30.2 41.5 14.6 8.3 4.4 0.969 36.1 30.7 20.5 6.3
R Did not have a clear conclusion 1.114 27.8 46.3 12.7 7.3 3.9 1.089 27.3 38.5 19.0 8.3
WERE ANY OF  THE PRESENTATIONS HARD TO FOLLOW BECAUSE THE SLIDES
L Contained too much material to absorb before the next slide was presented 1.356 18.0 45.4 21.5 13.2 2.0 1.225 22.9 38.5 27.3 8.8
L Had too many bullets 1.039 33.2 44.4 9.8 10.7 2.0 0.908 35.1 40.0 14.6 5.9
D Had text or graphics that were too small to see clearly 1.171 24.4 50.7 10.7 11.7 2.4 1.195 25.9 34.6 29.3 7.8
D Used colors or fonts that were hard to distinguish 0.932 34.1 49.3 6.8 8.8 1.0 1.031 35.1 30.7 21.5 8.3
R Did not have enough graphs, pictures, or diagrams 0.932 33.2 50.7 8.3 5.4 2.4 0.854 37.6 38.5 17.6 2.9
C Contained irrelevant graphics, backgrounds, or animations 0.980 36.6 42.4 11.2 5.9 3.9 1.005 36.6 29.3 22.4 7.3
I Varied fonts or colors for no reason 1.029 33.2 46.8 7.8 8.3 3.9 0.842 40.0 35.6 15.1 4.9
L Contained graphics that were too complex 0.761 43.9 41.0 11.2 2.9 1.0 0.758 43.4 34.1 13.7 3.4
D Contained poor quality images or video 0.877 38.0 46.3 6.8 5.9 2.4 0.891 37.6 35.1 15.6 5.9
WERE ANY OF  THE PRESENTATIONS HARD TO UNDERSTAND BECAUSE THE SPEAKERS
D Mumbled 0.824 38.5 47.3 7.3 5.4 1.0 1.063 34.6 28.3 21.0 9.8
D Spoke too quietly/did not use the microphone properly 0.882 37.1 45.9 8.8 6.8 1.0 1.016 33.7 33.7 17.6 8.8
R Did not answer questions 0.719 48.8 36.6 8.3 3.4 2.0 0.791 44.4 27.3 18.0 3.4
R Allowed too many questions to interrupt the talk 0.931 39.5 40.0 11.2 4.9 3.9 0.932 39.0 27.3 20.0 6.3
L Did not give the audience time to digest important points 1.119 23.4 53.2 12.2 6.3 3.4 1.045 30.2 38.0 22.0 6.3
C Presented slides with a lot of text and then proceeded to talk while the audience was trying to read 1.255 23.9 45.9 13.7 12.7 3.4 1.116 28.8 37.1 21.5 9.3
DID ANY OF  THE SPEAKERS
S Read word-for-word from notes or from the slides themselves 1.348 19.5 48.3 12.7 15.6 3.4 1.315 27.3 27.8 26.8 15.6
S Talk to the screen rather than to the audience 1.059 28.8 47.3 15.1 5.4 2.9 0.974 33.2 36.1 19.0 5.9
A Fail to pay attention to audience “feedback” (raised hands, puzzled looks, fidgeting, and signs of boredom) 1.142 27.8 43.4 18.0 6.8 3.4 1.081 31.7 31.7 25.9 6.8
R Not inject any humor or illustrations to lighten complex material 1.299 23.9 43.4 15.1 12.7 4.4 0.899 35.6 38.5 19.0 3.4
C Use inappropriate or irrelevant jokes or illustrations 0.631 50.7 39.5 5.4 1.5 2.0 0.691 47.8 28.8 14.1 2.4
WERE ANY OF  THE SPEAKERS UNPREPARED, IN THAT THEY
R Stumbled over their presentation, repeated themselves, seemed puzzled by their own slides 0.751 42.4 43.9 10.2 2.9 0.5 0.867 41.0 34.1 12.7 7.8
I Had mistakes in their slides 0.907 32.2 52.7 8.3 5.9 1.0 0.862 39.0 33.7 19.0 3.4
R Went over the allotted time (or rushed to finish in time) 1.186 25.9 44.9 15.1 11.7 2.0 1.117 27.3 39.5 20.0 9.3
R Did not have enough material to fill the time 0.815 41.0 45.4 6.8 4.9 2.0 0.600 51.2 29.8 9.3 2.4
Tech Did not know how to use their technology (software, computer, projector, etc.) 0.854 38.5 46.8 7.3 5.4 2.0 0.854 42.9 32.2 14.1 7.3

A, appropriate knowledge; C, compatibility; D, discriminability; I, informative change; L, limited capacity; R, relevance; S, salience; Tech, problems with the technology.