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目的：了解冠心病患者入院时低脂饮食的认知水平及院外执行情况，为临床健康教育提供依据。方法采用面对面访谈方式对334例新入院患者进行调查分析。结果334例冠心病患者低脂饮食依从性为35.4%，处于一般水平的低值。学历、经济收入、年龄层次、病史及家庭情况对低脂饮食的认识水平及执行情况呈显著相关(均P<0.01)。结论冠心病患者低脂饮食知识水平处于一般水平的低值，多数患者未能自觉长期坚持低脂饮食。需强化健康教育，督促患者建立和维持健康生活方式，提高其生活质量。“,”Objective To understand the patients with coronary heart disease ( CHD ) on a low fat diet , the implementation of the cognitive level and lobbyists for clinical provides the basis for health education . Methods The way of face to face interview to investigate and analyze 334 cases of the new hospital patients . Results 334 cases of patients with coronary heart disease ( CHD ) low-fat diet adherence is 35.4 , in the general level of low . History of education , income , age , level , and family level of understanding of low-fat diet and implementation was significantly correlated ( P< 0. 01 ). Conclusion The low-fat diet knowledge level in patients with coronary artery disease in general is in low level , most patients failed to conscientiously insist for a long time to a low-fat diet . Need to strengthen health education , urge patients to establish and maintain a healthy life style , improve their quality of life .