Abstract

Background and objective: adherence to diet by patients to control the blood pressure has always been challenging. The current study was conducted to evaluate the nutritional knowledge status and disease perception and adherence to diet in patients with hypertension.

Methodology: In this quasi-experimental study conducted in 2017, 100 patients with hypertension admitted to Farshchian Cardiovascular Clinic were selected using convenient sampling method and by considering the inclusion criteria. The data were collected using demographic questionnaire, observing nutritional knowledge questionnaire, disease perception questionnaire, and adherence to diet questionnaire in patients with hypertension. Data were analyzed using spss16 software and descriptive statistics.

Results: based on the results, mean score of knowledge was 4.73 ± 1.55. In this study 58% of the patients did not have knowledge on high fat diet, 56% of subjects did not have knowledge on red meat diet and 63% did not have knowledge on confection. The mean score of perception was 29.58 ± 3.94, which 38% of the patients believed that their diseases cannot be controlled with behavior and 43% were completely opposed that that their disease can lead into early death, and 56% opposed to restricting the diet. The mean score of follow-up of diet is 9.45 ± 2.27. In this study, 46% of patients did not adhere to their diet at home and 51% of patients did not adhere to their diet at workplace.

Conclusion: Due to the lack of knowledge and perception of the disease and the effective follow-up of the diet, it is recommended that necessary measures to be taken to prevent complications of hypertension

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