Table 5

Criteria for sentences (n = 4), numerical data (n = 4) and visual elements (n = 9) (Domain C, sub topics from both categories)
Understandability Presentation
Sentences Visual elements
1 There is one message per sentence. 1 Visual elements are included.
2 Sentences are of appropriate length. 2 Drawings are used instead of photos.
3 Complex sentences are avoided. 3 Visual elements are explained in the text.
4 Identical repetitions are avoided. 4 The explanatory text is near the visual element.
Numerical data 5 The visual element is not surrounded by text.
1 Natural frequencies are used. 6 Visual elements are clearly labeled.
2 Reference parameters are given. 7 Biased scaling is avoided.
3 Same denominators are used. 8 Important spots of the visual element are marked by arrows, circles etc.
4 Loss and gain framing is balanced. 9 Visual elements include a legend.

Dreier et al.

Dreier et al. BMC Public Health 2013 13:843   doi:10.1186/1471-2458-13-843

Open Data