Construction and validation of audiovisual resources to motivate people with hypertension to use antihypertensives

Almeida, Taciana da Costa Farias; Sousa, Mailson Marques de; Gouveia, Bernadete de Lourdes André; Oliveira, Simone Helena dos Santos

doi:10.1590/2177-9465-EAN-2020-0127

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RESEARCH • Esc. Anna. Nery 25 (1) • 2021 • https://doi.org/10.1590/2177-9465-EAN-2020-0127 linkcopy

Construction and validation of audiovisual resources to motivate people with hypertension to use antihypertensives

Authorship SCIMAGO INSTITUTIONS RANKINGS

Abstract

Objective Building and validating audiovisual communication and persuasive messages to motivate the use of antihypertensive drugs.

Method Methodological study based on the beliefs of people with systemic arterial hypertension in relation to drug treatment, supported by the Theory of Planned Behavior. The principles of Fleming and Persuasion were adopted for the development of audiovisual communication and messages. 13 expert judges performed the content validation, analyzed by the Content Validity Index.

Results the audiovisual communication has 3 minutes and 58 seconds in duration and 71 screens. Twenty-nine persuasive illustrated messages were considered valid, 15 positive and 14 negative messages.

Conclusion and implications for practice Audiovisual communication and persuasive messages were considered valid, adequate and capable of persuasion to motivate the use of oral antihypertensives. Intervention research is necessary to test the effect of audiovisual resources with the intention of carrying out the behavior.

Keywords:
Hypertension; Antihypertensive drugs; Persuasive communication; Audiovisual resources

Analyzed aspects	CVI Items	Suggestions from the Experts
1. Is the communication appropriated for the target audience?	1.00	More paused narration and legend for the deaf people.
2. Is the language easy to understand?	1.00	To explain what arterial hypertension is.
3. Are the colors and shapes of the illustrations adequate?	0,77	To darken the screens that have white letters, use colors with more emphasis, alter the image of the brain.
4. Is the layout of the pictures in harmony with the text?	0,77	To alter the image of the pharmaceutical form capsule and put pill.
5. Are the illustrations relevant to the understanding of the content?	1.00	It was suggested to alter some images to make the communication more convincing.
6. Is the narration adequate to the content?	1.00	To improve the noise /muffling that was presented in the video, as well as the mismatch in the reading pause, and maintain the tone of voice, giving greater intonation to the most relevant information.
7. The communication is expressed in a persuasive way?	1.00	To reduce the size of the video, since, long, it becomes tiring.
8. Is the running time satisfactory?	0.77	It is long. Think of shorter versions that direct to the full video, as a strategy for dissemination.
9. Does communication contribute as a persuasive strategy to change beliefs and protective behaviors?	1.00	To add information about remembering to take the medication.
10. Can it be used as a care technology by health professionals and the individual with hypertension?	1.00	To insert information that help the hypertensive individual to take the medication.

Beliefs used in the construction of the persuasive messages	POSITIVE Messages			NEGATIVE Messages
Beliefs used in the construction of the persuasive messages	R/I	Cont.	IVC	R/I	Cont.	IVC
Behavioral beliefs
1. To control the blood pressure	1.00	1.00	1.00	0.92	0.92	0.92
2.To avoid complications of disease and death	1.00	1.00	1.00	1.00	1.00	1.00
3. Feeling good	100	0,77	0,88	0,92	0,92	0,92
4. To avoid symptoms of the disease	1.00	1.00	1.00	1.00	1.00	1.00
5. Feeling safe and calm	1.00	1.00	1.00	1.00	1.00	1.00
6. Adverse effects (unpleasant)	0.92	1.00	0.96	0.92	1.00	0.96
7. Dependent on treatment	1.00	1.00	1.00	1.00	1.00	1.00
Normative Beliefs
8. Children	1.00	1.00	1.00	0.92	1.00	0.96
9. Husband (Wife)	1.00	1.00	1.00	0.92	1.00	0.96
10. Physician (female)	0.84	1.00	0.92	0.92	1.00	0.96
11. Family	1.00	1.00	1.00	1.00	1.00	1.00
Control Beliefs
12. To acquire for free	0.92	1.00	0.96	1.00	1.00	1.00
13. To take by oral route	0.92	1.00	0.96	0.77	0.84	0.80
14. Low cost	1.00	1.00	1.00	1.00	1.00	1.00
15. Forgetting the timetable	1.00	1.00	1.00	0.92	1.00	0.96
16. When you have to buy	0.84	0.84	0.84	0.92	0.92	0.92

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[1] Source: Research data, 2019