At random, in a specific way. Collect data using questionnaires created by researchers and validated for content accuracy by public health experts and professors of public health. The researchers tested the confidence of the Hypertension Knowledge Questionnaire with a sentiment of 0.829, a salty food consumption behavior questionnaire with a confidence of 0.973, and a low salt week response questionnaire with a confidence of 0.888. Percentage, average, standard deviation, and data analysis statistics.
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