The Effect of using Nutritional Therapy Program on Knowledge and food consumption behavior of patients with coronary artery disease, Banpong Hospital

Abstract

This quasi-experimental research with one group pretest-posttest design compared the knowledge scores and self-care behaviors of patients with coronary artery disease before and after using the nutritional therapy program. The sample group were 30 people who patients with coronary heart disease who received services at Ban Pong Hospital.The research tools included, 1) a nutritional therapy program consisting of nutritional status assessments, nutrition analysis, nutrition education and continuous monitoring of nutritional therapy. 2) food consumption test and 3) food consumption behavior questionnaire. Content validity was checked by three experts. Cronbach's alpha was tested for reliability. The confidence values of the knowledge measure and behavioral questionnaire were .76 and .83, respectively. The data was analyzed using descriptive statistics and paired t-test statistics.

The results found that before using the nutrition therapy program. The sample group had a level of knowledge about food consumption, average value was 13.80 (SD = 1.49) and level of food consumption behavior was 36.67 (SD = 9.15). After using the nutrition therapy program. The sample group had an average score of knowledge about food consumption of 19.50 (SD = 0.63) and had an average food consumption behavior of 64.17 (SD = 2.90). After participating in the nutritional therapy program. The sample group had a significantly higher average score of knowledge about food consumption than before participating in the program (t = 19.25, p < 0.000) and had significantly higher food consumption behaviors than before participating in the program (t= 15.91, p < 0.000).