Table 3.

Results of the Delphi questionnaire for the design evaluation.

Attribute/item			Range	SD			Content validity ratio		Content validity index
Objectives
	1. The information/content is consistent with the educational needs of the target audience (undergraduate students).	3-4			0.31	1		100
	2. The information/content is important for the quality of vaccination education.	3-4			0.31	1		100
	3. It invites or instigates changes in the behavior and attitude of the students (future professionals).	2-4			0.67	0.78		89.88
	4. It can be circulated in the scientific/educational environment of the nursing field.	3-4			0.42	1		100
	5. It meets the objectives of undergraduate nursing courses.	4-4			0	1		100
Structure and presentation
	1. The material looks attractive.	3-4			0.50	1		100
	2. The content is adequate.	3-4			0.42	1		100
	3. The information presented is scientifically correct.	2-4			0.67	0.78		88.89
	4. There is a logical sequence of the proposed content.	3-4			0.48	1		100
	5. The information is well structured in concordance and spelling.	3-4			0.31	1		100
	6. The writing style corresponds to the level of knowledge of the target audience.	4-4			0	1		100
	7. The illustrations are expressive enough.	3-4			0.47	1		100
Relevance
	1. The themes reinforce aspects that should be reinforced.	4-4			0	1		100
	2. The material covers the subjects needed for vaccination knowledge.	4-4			0	1		100
	3. It proposes the construction of knowledge.	4-4			0	1		100
	4. The material allows the transfer and generalization of vaccination learning.	3-4			0.42	1		100
	5. It is suitable for use in teaching vaccination.	3-4			0.31	1		100