根据卫生部拟定的调查方案，于1997年7月下旬至8月中旬对我市绵阳城区开展了保健食品需求及消费调查，现将调查结果报告如下。本次共调查700人，其中事业单位，工厂各200人；商业机构、学校、老年活动中心各100人，每类人群均调查2个单位以上。男性250人，女性450人。文化程度 According to the survey plan drawn up by the Ministry of Health, a survey on the demand and consumption of health food products was conducted in Mianyang City, the city from late July to mid-August 1997, and the survey results are reported as follows. The total survey of 700 people, including institutions, factories 200 each; commercial institutions, schools, elderly activities center of 100 people, each class of people surveyed more than 2 units. 250 men and 450 women. Degree of education