ABSTRACT
Objective@#To investigate the awareness of nutrition and health knowledge among adult residents in Hangzhou City, so as to provide insights into improving human nutrition and health.@*Methods@#The permanent residents at ages of 18 to 64 years were sampled using a multi-stage stratified random sampling method from 13 counties (districts) of Hangzhou City from June to July, 2021. Participants' demographics and awareness of nutrition and health knowledge were collected using the Questionnaire on Nutrition and Health Knowledge among Chinese Adult Residents, and the awareness of nutrition and health knowledge was analyzed among participants with different demographic features.@*Results@#A total of 5 106 questionnaires were allocated, and 4 920 valid questionnaires were recovered, with an effective recovery rate of 96.36%. The respondents included 2 575 men (52.34%) and 2 345 women (47.66%), and had a mean age of (39.89±12.85) years. The median score of nutrition and health knowledge was 67.50 (interquartile range, 16.50) points, and the awareness of nutrition and health knowledge was 24.49%, while the awareness of dietary recommendation, food characteristics, nutrition and disease, food choice and food safety was 15.89%, 16.77%, 54.17%, 26.36% and 60.69%, respectively. The awareness of nutrition and health knowledge was significantly lower among men than among women (21.01% vs. 28.32%, P<0.05), and among urban residents than among rural residents (22.94% vs. 27.34%, P<0.05). There were significant differences in the awareness of nutrition and health knowledge among residents in terms of age, occupation and educational level (P<0.05). @*Conclusions@#Age, gender, region, occupation and educational level may affect the awareness of nutrition and health knowledge among adult residents in Hangzhou City. Health education about nutrition and health knowledge requires to be reinforced with adaptations to characteristics of residents.