Table 2.

Salazar’s pretesting elements [28].

Pretesting element	Recommendation	Example questions
Attractiveness	Allow participants to compare alternative versions of materials.	What do you think about the animated video messages? What was the first thing that caught your attention?
Comprehension	Try to focus participants on the main idea of the message.	Can you indicate what you think is the most important message of this animated video message(s)? What words or sentences are difficult to read or understand?
Believability	Question whether the material is credible and realistic to the audience.	What do you think about the believability of the animated video messages?
Involvement	Question whether the audience can identify with the material.	To what extent were the animated video messages tailored to your personal situation?
Acceptance	Explore issues that could potentially be overlooked.	Is there anything about the animated video messages that you find offensive or annoying?
Relevance	Have participants confirm whether the material is appropriate for them.	What type of people should read or watch this? In what way are the people in the animated video messages like or different from you?
Motivation and persuasion	Explore the effect on behavior and desires.	What does these animated video messages make you want to do? How likely are you to do that?
Improvement	Find out other ways to enhance the material.	What new information did you learn? What do you think is missing?